80478960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{3457}}^1$

素因数の和:3570

約数の個数: 80

約数和(自身を含む): 252129696

約数和(自身を除く): 171650736

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 97, 120, 194, 240, 291, 388, 485, 582, 776, 970, 1164, 1455, 1552, 1940, 2328, 2910, 3457, 3880, 4656, 5820, 6914, 7760, 10371, 11640, 13828, 17285, 20742, 23280, 27656, 34570, 41484, 51855, 55312, 69140, 82968, 103710, 138280, 165936, 207420, 276560, 335329, 414840, 670658, 829680, 1005987, 1341316, 1676645, 2011974, 2682632, 3353290, 4023948, 5029935, 5365264, 6706580, 8047896, 10059870, 13413160, 16095792, 20119740, 26826320, 40239480, 80478960]

約数ペア:

[(1, 80478960), (2, 40239480), (3, 26826320), (4, 20119740), (5, 16095792), (6, 13413160), (8, 10059870), (10, 8047896), (12, 6706580), (15, 5365264), (16, 5029935), (20, 4023948), (24, 3353290), (30, 2682632), (40, 2011974), (48, 1676645), (60, 1341316), (80, 1005987), (97, 829680), (120, 670658), (194, 414840), (240, 335329), (291, 276560), (388, 207420), (485, 165936), (582, 138280), (776, 103710), (970, 82968), (1164, 69140), (1455, 55312), (1552, 51855), (1940, 41484), (2328, 34570), (2910, 27656), (3457, 23280), (3880, 20742), (4656, 17285), (5820, 13828), (6914, 11640), (7760, 10371)]