100981880

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^2\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:181

約数の個数: 96

約数和(自身を含む): 244516320

約数和(自身を除く): 143534440

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 37, 40, 62, 71, 74, 124, 142, 148, 155, 185, 248, 284, 296, 310, 355, 370, 568, 620, 710, 740, 961, 1147, 1240, 1420, 1480, 1922, 2201, 2294, 2627, 2840, 3844, 4402, 4588, 4805, 5254, 5735, 7688, 8804, 9176, 9610, 10508, 11005, 11470, 13135, 17608, 19220, 21016, 22010, 22940, 26270, 35557, 38440, 44020, 45880, 52540, 68231, 71114, 81437, 88040, 105080, 136462, 142228, 162874, 177785, 272924, 284456, 325748, 341155, 355570, 407185, 545848, 651496, 682310, 711140, 814370, 1364620, 1422280, 1628740, 2524547, 2729240, 3257480, 5049094, 10098188, 12622735, 20196376, 25245470, 50490940, 100981880]

約数ペア:

[(1, 100981880), (2, 50490940), (4, 25245470), (5, 20196376), (8, 12622735), (10, 10098188), (20, 5049094), (31, 3257480), (37, 2729240), (40, 2524547), (62, 1628740), (71, 1422280), (74, 1364620), (124, 814370), (142, 711140), (148, 682310), (155, 651496), (185, 545848), (248, 407185), (284, 355570), (296, 341155), (310, 325748), (355, 284456), (370, 272924), (568, 177785), (620, 162874), (710, 142228), (740, 136462), (961, 105080), (1147, 88040), (1240, 81437), (1420, 71114), (1480, 68231), (1922, 52540), (2201, 45880), (2294, 44020), (2627, 38440), (2840, 35557), (3844, 26270), (4402, 22940), (4588, 22010), (4805, 21016), (5254, 19220), (5735, 17608), (7688, 13135), (8804, 11470), (9176, 11005), (9610, 10508)]