8688291250

素因数分解:

$2^1\times 5^4\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{2693}}^1$

素因数の和:2833

約数の個数: 80

約数和(自身を含む): 17042513400

約数和(自身を除く): 8354222150

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 89, 125, 145, 178, 250, 290, 445, 625, 725, 890, 1250, 1450, 2225, 2581, 2693, 3625, 4450, 5162, 5386, 7250, 11125, 12905, 13465, 18125, 22250, 25810, 26930, 36250, 55625, 64525, 67325, 78097, 111250, 129050, 134650, 156194, 239677, 322625, 336625, 390485, 479354, 645250, 673250, 780970, 1198385, 1613125, 1683125, 1952425, 2396770, 3226250, 3366250, 3904850, 5991925, 6950633, 9762125, 11983850, 13901266, 19524250, 29959625, 34753165, 48810625, 59919250, 69506330, 97621250, 149798125, 173765825, 299596250, 347531650, 868829125, 1737658250, 4344145625, 8688291250]

約数ペア:

[(1, 8688291250), (2, 4344145625), (5, 1737658250), (10, 868829125), (25, 347531650), (29, 299596250), (50, 173765825), (58, 149798125), (89, 97621250), (125, 69506330), (145, 59919250), (178, 48810625), (250, 34753165), (290, 29959625), (445, 19524250), (625, 13901266), (725, 11983850), (890, 9762125), (1250, 6950633), (1450, 5991925), (2225, 3904850), (2581, 3366250), (2693, 3226250), (3625, 2396770), (4450, 1952425), (5162, 1683125), (5386, 1613125), (7250, 1198385), (11125, 780970), (12905, 673250), (13465, 645250), (18125, 479354), (22250, 390485), (25810, 336625), (26930, 322625), (36250, 239677), (55625, 156194), (64525, 134650), (67325, 129050), (78097, 111250)]