20132597750

素因数分解:

$2^1\times 5^3\times {\mathrm{241}}^1\times {\mathrm{389}}^1\times {\mathrm{859}}^1$

素因数の和:1506

約数の個数: 64

約数和(自身を含む): 37986062400

約数和(自身を除く): 17853464650

約数列:

[1, 2, 5, 10, 25, 50, 125, 241, 250, 389, 482, 778, 859, 1205, 1718, 1945, 2410, 3890, 4295, 6025, 8590, 9725, 12050, 19450, 21475, 30125, 42950, 48625, 60250, 93749, 97250, 107375, 187498, 207019, 214750, 334151, 414038, 468745, 668302, 937490, 1035095, 1670755, 2070190, 2343725, 3341510, 4687450, 5175475, 8353775, 10350950, 11718625, 16707550, 23437250, 25877375, 41768875, 51754750, 80530391, 83537750, 161060782, 402651955, 805303910, 2013259775, 4026519550, 10066298875, 20132597750]

約数ペア:

[(1, 20132597750), (2, 10066298875), (5, 4026519550), (10, 2013259775), (25, 805303910), (50, 402651955), (125, 161060782), (241, 83537750), (250, 80530391), (389, 51754750), (482, 41768875), (778, 25877375), (859, 23437250), (1205, 16707550), (1718, 11718625), (1945, 10350950), (2410, 8353775), (3890, 5175475), (4295, 4687450), (6025, 3341510), (8590, 2343725), (9725, 2070190), (12050, 1670755), (19450, 1035095), (21475, 937490), (30125, 668302), (42950, 468745), (48625, 414038), (60250, 334151), (93749, 214750), (97250, 207019), (107375, 187498)]