25506780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{617}}^1$

素因数の和:695

約数の個数: 96

約数和(自身を含む): 78490944

約数和(自身を除く): 52984164

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 53, 60, 65, 78, 106, 130, 156, 159, 195, 212, 260, 265, 318, 390, 530, 617, 636, 689, 780, 795, 1060, 1234, 1378, 1590, 1851, 2067, 2468, 2756, 3085, 3180, 3445, 3702, 4134, 6170, 6890, 7404, 8021, 8268, 9255, 10335, 12340, 13780, 16042, 18510, 20670, 24063, 32084, 32701, 37020, 40105, 41340, 48126, 65402, 80210, 96252, 98103, 120315, 130804, 160420, 163505, 196206, 240630, 327010, 392412, 425113, 481260, 490515, 654020, 850226, 981030, 1275339, 1700452, 1962060, 2125565, 2550678, 4251130, 5101356, 6376695, 8502260, 12753390, 25506780]

約数ペア:

[(1, 25506780), (2, 12753390), (3, 8502260), (4, 6376695), (5, 5101356), (6, 4251130), (10, 2550678), (12, 2125565), (13, 1962060), (15, 1700452), (20, 1275339), (26, 981030), (30, 850226), (39, 654020), (52, 490515), (53, 481260), (60, 425113), (65, 392412), (78, 327010), (106, 240630), (130, 196206), (156, 163505), (159, 160420), (195, 130804), (212, 120315), (260, 98103), (265, 96252), (318, 80210), (390, 65402), (530, 48126), (617, 41340), (636, 40105), (689, 37020), (780, 32701), (795, 32084), (1060, 24063), (1234, 20670), (1378, 18510), (1590, 16042), (1851, 13780), (2067, 12340), (2468, 10335), (2756, 9255), (3085, 8268), (3180, 8021), (3445, 7404), (3702, 6890), (4134, 6170)]