25351600

素因数分解:

$2^4\times 5^2\times {\mathrm{61}}^1\times {\mathrm{1039}}^1$

素因数の和:1118

約数の個数: 60

約数和(自身を含む): 61965280

約数和(自身を除く): 36613680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 61, 80, 100, 122, 200, 244, 305, 400, 488, 610, 976, 1039, 1220, 1525, 2078, 2440, 3050, 4156, 4880, 5195, 6100, 8312, 10390, 12200, 16624, 20780, 24400, 25975, 41560, 51950, 63379, 83120, 103900, 126758, 207800, 253516, 316895, 415600, 507032, 633790, 1014064, 1267580, 1584475, 2535160, 3168950, 5070320, 6337900, 12675800, 25351600]

約数ペア:

[(1, 25351600), (2, 12675800), (4, 6337900), (5, 5070320), (8, 3168950), (10, 2535160), (16, 1584475), (20, 1267580), (25, 1014064), (40, 633790), (50, 507032), (61, 415600), (80, 316895), (100, 253516), (122, 207800), (200, 126758), (244, 103900), (305, 83120), (400, 63379), (488, 51950), (610, 41560), (976, 25975), (1039, 24400), (1220, 20780), (1525, 16624), (2078, 12200), (2440, 10390), (3050, 8312), (4156, 6100), (4880, 5195)]