25610520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{16417}}^1$

素因数の和:16444

約数の個数: 64

約数和(自身を含む): 82746720

約数和(自身を除く): 57136200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 16417, 32834, 49251, 65668, 82085, 98502, 131336, 164170, 197004, 213421, 246255, 328340, 394008, 426842, 492510, 640263, 656680, 853684, 985020, 1067105, 1280526, 1707368, 1970040, 2134210, 2561052, 3201315, 4268420, 5122104, 6402630, 8536840, 12805260, 25610520]

約数ペア:

[(1, 25610520), (2, 12805260), (3, 8536840), (4, 6402630), (5, 5122104), (6, 4268420), (8, 3201315), (10, 2561052), (12, 2134210), (13, 1970040), (15, 1707368), (20, 1280526), (24, 1067105), (26, 985020), (30, 853684), (39, 656680), (40, 640263), (52, 492510), (60, 426842), (65, 394008), (78, 328340), (104, 246255), (120, 213421), (130, 197004), (156, 164170), (195, 131336), (260, 98502), (312, 82085), (390, 65668), (520, 49251), (780, 32834), (1560, 16417)]