79500080

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{1481}}^1$

素因数の和:1566

約数の個数: 80

約数和(自身を含む): 205085088

約数和(自身を除く): 125585008

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 61, 80, 88, 110, 122, 176, 220, 244, 305, 440, 488, 610, 671, 880, 976, 1220, 1342, 1481, 2440, 2684, 2962, 3355, 4880, 5368, 5924, 6710, 7405, 10736, 11848, 13420, 14810, 16291, 23696, 26840, 29620, 32582, 53680, 59240, 65164, 81455, 90341, 118480, 130328, 162910, 180682, 260656, 325820, 361364, 451705, 651640, 722728, 903410, 993751, 1303280, 1445456, 1806820, 1987502, 3613640, 3975004, 4968755, 7227280, 7950008, 9937510, 15900016, 19875020, 39750040, 79500080]

約数ペア:

[(1, 79500080), (2, 39750040), (4, 19875020), (5, 15900016), (8, 9937510), (10, 7950008), (11, 7227280), (16, 4968755), (20, 3975004), (22, 3613640), (40, 1987502), (44, 1806820), (55, 1445456), (61, 1303280), (80, 993751), (88, 903410), (110, 722728), (122, 651640), (176, 451705), (220, 361364), (244, 325820), (305, 260656), (440, 180682), (488, 162910), (610, 130328), (671, 118480), (880, 90341), (976, 81455), (1220, 65164), (1342, 59240), (1481, 53680), (2440, 32582), (2684, 29620), (2962, 26840), (3355, 23696), (4880, 16291), (5368, 14810), (5924, 13420), (6710, 11848), (7405, 10736)]