49122840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31489}}^1$

素因数の和:31516

約数の個数: 64

約数和(自身を含む): 158709600

約数和(自身を除く): 109586760

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, 31489, 62978, 94467, 125956, 157445, 188934, 251912, 314890, 377868, 409357, 472335, 629780, 755736, 818714, 944670, 1228071, 1259560, 1637428, 1889340, 2046785, 2456142, 3274856, 3778680, 4093570, 4912284, 6140355, 8187140, 9824568, 12280710, 16374280, 24561420, 49122840]

約数ペア:

[(1, 49122840), (2, 24561420), (3, 16374280), (4, 12280710), (5, 9824568), (6, 8187140), (8, 6140355), (10, 4912284), (12, 4093570), (13, 3778680), (15, 3274856), (20, 2456142), (24, 2046785), (26, 1889340), (30, 1637428), (39, 1259560), (40, 1228071), (52, 944670), (60, 818714), (65, 755736), (78, 629780), (104, 472335), (120, 409357), (130, 377868), (156, 314890), (195, 251912), (260, 188934), (312, 157445), (390, 125956), (520, 94467), (780, 62978), (1560, 31489)]