83049620

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^2\times {\mathrm{149}}^1$

素因数の和:249

約数の個数: 72

約数和(自身を含む): 187677000

約数和(自身を除く): 104627380

約数列:

[1, 2, 4, 5, 10, 20, 29, 31, 58, 62, 116, 124, 145, 149, 155, 290, 298, 310, 580, 596, 620, 745, 899, 961, 1490, 1798, 1922, 2980, 3596, 3844, 4321, 4495, 4619, 4805, 8642, 8990, 9238, 9610, 17284, 17980, 18476, 19220, 21605, 23095, 27869, 43210, 46190, 55738, 86420, 92380, 111476, 133951, 139345, 143189, 267902, 278690, 286378, 535804, 557380, 572756, 669755, 715945, 1339510, 1431890, 2679020, 2863780, 4152481, 8304962, 16609924, 20762405, 41524810, 83049620]

約数ペア:

[(1, 83049620), (2, 41524810), (4, 20762405), (5, 16609924), (10, 8304962), (20, 4152481), (29, 2863780), (31, 2679020), (58, 1431890), (62, 1339510), (116, 715945), (124, 669755), (145, 572756), (149, 557380), (155, 535804), (290, 286378), (298, 278690), (310, 267902), (580, 143189), (596, 139345), (620, 133951), (745, 111476), (899, 92380), (961, 86420), (1490, 55738), (1798, 46190), (1922, 43210), (2980, 27869), (3596, 23095), (3844, 21605), (4321, 19220), (4495, 18476), (4619, 17980), (4805, 17284), (8642, 9610), (8990, 9238)]