201007040

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{229}}^1$

素因数の和:470

約数の個数: 112

約数和(自身を含む): 520171680

約数和(自身を除く): 319164640

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 211, 229, 260, 320, 416, 422, 458, 520, 832, 844, 916, 1040, 1055, 1145, 1688, 1832, 2080, 2110, 2290, 2743, 2977, 3376, 3664, 4160, 4220, 4580, 5486, 5954, 6752, 7328, 8440, 9160, 10972, 11908, 13504, 13715, 14656, 14885, 16880, 18320, 21944, 23816, 27430, 29770, 33760, 36640, 43888, 47632, 48319, 54860, 59540, 67520, 73280, 87776, 95264, 96638, 109720, 119080, 175552, 190528, 193276, 219440, 238160, 241595, 386552, 438880, 476320, 483190, 628147, 773104, 877760, 952640, 966380, 1256294, 1546208, 1932760, 2512588, 3092416, 3140735, 3865520, 5025176, 6281470, 7731040, 10050352, 12562940, 15462080, 20100704, 25125880, 40201408, 50251760, 100503520, 201007040]

約数ペア:

[(1, 201007040), (2, 100503520), (4, 50251760), (5, 40201408), (8, 25125880), (10, 20100704), (13, 15462080), (16, 12562940), (20, 10050352), (26, 7731040), (32, 6281470), (40, 5025176), (52, 3865520), (64, 3140735), (65, 3092416), (80, 2512588), (104, 1932760), (130, 1546208), (160, 1256294), (208, 966380), (211, 952640), (229, 877760), (260, 773104), (320, 628147), (416, 483190), (422, 476320), (458, 438880), (520, 386552), (832, 241595), (844, 238160), (916, 219440), (1040, 193276), (1055, 190528), (1145, 175552), (1688, 119080), (1832, 109720), (2080, 96638), (2110, 95264), (2290, 87776), (2743, 73280), (2977, 67520), (3376, 59540), (3664, 54860), (4160, 48319), (4220, 47632), (4580, 43888), (5486, 36640), (5954, 33760), (6752, 29770), (7328, 27430), (8440, 23816), (9160, 21944), (10972, 18320), (11908, 16880), (13504, 14885), (13715, 14656)]