79538560

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1$

素因数の和:280

約数の個数: 128

約数和(自身を含む): 207590400

約数和(自身を除く): 128051840

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 32, 38, 40, 62, 64, 76, 80, 95, 124, 128, 152, 155, 160, 190, 211, 248, 304, 310, 320, 380, 422, 496, 589, 608, 620, 640, 760, 844, 992, 1055, 1178, 1216, 1240, 1520, 1688, 1984, 2110, 2356, 2432, 2480, 2945, 3040, 3376, 3968, 4009, 4220, 4712, 4960, 5890, 6080, 6541, 6752, 8018, 8440, 9424, 9920, 11780, 12160, 13082, 13504, 16036, 16880, 18848, 19840, 20045, 23560, 26164, 27008, 32072, 32705, 33760, 37696, 40090, 47120, 52328, 64144, 65410, 67520, 75392, 80180, 94240, 104656, 124279, 128288, 130820, 135040, 160360, 188480, 209312, 248558, 256576, 261640, 320720, 376960, 418624, 497116, 513152, 523280, 621395, 641440, 837248, 994232, 1046560, 1242790, 1282880, 1988464, 2093120, 2485580, 2565760, 3976928, 4186240, 4971160, 7953856, 9942320, 15907712, 19884640, 39769280, 79538560]

約数ペア:

[(1, 79538560), (2, 39769280), (4, 19884640), (5, 15907712), (8, 9942320), (10, 7953856), (16, 4971160), (19, 4186240), (20, 3976928), (31, 2565760), (32, 2485580), (38, 2093120), (40, 1988464), (62, 1282880), (64, 1242790), (76, 1046560), (80, 994232), (95, 837248), (124, 641440), (128, 621395), (152, 523280), (155, 513152), (160, 497116), (190, 418624), (211, 376960), (248, 320720), (304, 261640), (310, 256576), (320, 248558), (380, 209312), (422, 188480), (496, 160360), (589, 135040), (608, 130820), (620, 128288), (640, 124279), (760, 104656), (844, 94240), (992, 80180), (1055, 75392), (1178, 67520), (1216, 65410), (1240, 64144), (1520, 52328), (1688, 47120), (1984, 40090), (2110, 37696), (2356, 33760), (2432, 32705), (2480, 32072), (2945, 27008), (3040, 26164), (3376, 23560), (3968, 20045), (4009, 19840), (4220, 18848), (4712, 16880), (4960, 16036), (5890, 13504), (6080, 13082), (6541, 12160), (6752, 11780), (8018, 9920), (8440, 9424)]