8071985840

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{1601}}^1$

素因数の和:1771

約数の個数: 160

約数和(自身を含む): 20595824640

約数和(自身を除く): 12523838800

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 38, 40, 62, 76, 80, 95, 107, 124, 152, 155, 190, 214, 248, 304, 310, 380, 428, 496, 535, 589, 620, 760, 856, 1070, 1178, 1240, 1520, 1601, 1712, 2033, 2140, 2356, 2480, 2945, 3202, 3317, 4066, 4280, 4712, 5890, 6404, 6634, 8005, 8132, 8560, 9424, 10165, 11780, 12808, 13268, 16010, 16264, 16585, 20330, 23560, 25616, 26536, 30419, 32020, 32528, 33170, 40660, 47120, 49631, 53072, 60838, 63023, 64040, 66340, 81320, 99262, 121676, 126046, 128080, 132680, 152095, 162640, 171307, 198524, 243352, 248155, 252092, 265360, 304190, 315115, 342614, 397048, 486704, 496310, 504184, 608380, 630230, 685228, 794096, 856535, 942989, 992620, 1008368, 1216760, 1260460, 1370456, 1713070, 1885978, 1985240, 2433520, 2520920, 2740912, 3254833, 3426140, 3771956, 3970480, 4714945, 5041840, 5310517, 6509666, 6852280, 7543912, 9429890, 10621034, 13019332, 13704560, 15087824, 16274165, 18859780, 21242068, 26038664, 26552585, 32548330, 37719560, 42484136, 52077328, 53105170, 65096660, 75439120, 84968272, 100899823, 106210340, 130193320, 201799646, 212420680, 260386640, 403599292, 424841360, 504499115, 807198584, 1008998230, 1614397168, 2017996460, 4035992920, 8071985840]

約数ペア:

[(1, 8071985840), (2, 4035992920), (4, 2017996460), (5, 1614397168), (8, 1008998230), (10, 807198584), (16, 504499115), (19, 424841360), (20, 403599292), (31, 260386640), (38, 212420680), (40, 201799646), (62, 130193320), (76, 106210340), (80, 100899823), (95, 84968272), (107, 75439120), (124, 65096660), (152, 53105170), (155, 52077328), (190, 42484136), (214, 37719560), (248, 32548330), (304, 26552585), (310, 26038664), (380, 21242068), (428, 18859780), (496, 16274165), (535, 15087824), (589, 13704560), (620, 13019332), (760, 10621034), (856, 9429890), (1070, 7543912), (1178, 6852280), (1240, 6509666), (1520, 5310517), (1601, 5041840), (1712, 4714945), (2033, 3970480), (2140, 3771956), (2356, 3426140), (2480, 3254833), (2945, 2740912), (3202, 2520920), (3317, 2433520), (4066, 1985240), (4280, 1885978), (4712, 1713070), (5890, 1370456), (6404, 1260460), (6634, 1216760), (8005, 1008368), (8132, 992620), (8560, 942989), (9424, 856535), (10165, 794096), (11780, 685228), (12808, 630230), (13268, 608380), (16010, 504184), (16264, 496310), (16585, 486704), (20330, 397048), (23560, 342614), (25616, 315115), (26536, 304190), (30419, 265360), (32020, 252092), (32528, 248155), (33170, 243352), (40660, 198524), (47120, 171307), (49631, 162640), (53072, 152095), (60838, 132680), (63023, 128080), (64040, 126046), (66340, 121676), (81320, 99262)]