23729000

素因数分解:

$2^3\times 5^3\times {\mathrm{61}}^1\times {\mathrm{389}}^1$

素因数の和:471

約数の個数: 64

約数和(自身を含む): 56581200

約数和(自身を除く): 32852200

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 61, 100, 122, 125, 200, 244, 250, 305, 389, 488, 500, 610, 778, 1000, 1220, 1525, 1556, 1945, 2440, 3050, 3112, 3890, 6100, 7625, 7780, 9725, 12200, 15250, 15560, 19450, 23729, 30500, 38900, 47458, 48625, 61000, 77800, 94916, 97250, 118645, 189832, 194500, 237290, 389000, 474580, 593225, 949160, 1186450, 2372900, 2966125, 4745800, 5932250, 11864500, 23729000]

約数ペア:

[(1, 23729000), (2, 11864500), (4, 5932250), (5, 4745800), (8, 2966125), (10, 2372900), (20, 1186450), (25, 949160), (40, 593225), (50, 474580), (61, 389000), (100, 237290), (122, 194500), (125, 189832), (200, 118645), (244, 97250), (250, 94916), (305, 77800), (389, 61000), (488, 48625), (500, 47458), (610, 38900), (778, 30500), (1000, 23729), (1220, 19450), (1525, 15560), (1556, 15250), (1945, 12200), (2440, 9725), (3050, 7780), (3112, 7625), (3890, 6100)]