80282040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{5107}}^1$

素因数の和:5252

約数の個数: 64

約数和(自身を含む): 242732160

約数和(自身を除く): 162450120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 131, 262, 393, 524, 655, 786, 1048, 1310, 1572, 1965, 2620, 3144, 3930, 5107, 5240, 7860, 10214, 15321, 15720, 20428, 25535, 30642, 40856, 51070, 61284, 76605, 102140, 122568, 153210, 204280, 306420, 612840, 669017, 1338034, 2007051, 2676068, 3345085, 4014102, 5352136, 6690170, 8028204, 10035255, 13380340, 16056408, 20070510, 26760680, 40141020, 80282040]

約数ペア:

[(1, 80282040), (2, 40141020), (3, 26760680), (4, 20070510), (5, 16056408), (6, 13380340), (8, 10035255), (10, 8028204), (12, 6690170), (15, 5352136), (20, 4014102), (24, 3345085), (30, 2676068), (40, 2007051), (60, 1338034), (120, 669017), (131, 612840), (262, 306420), (393, 204280), (524, 153210), (655, 122568), (786, 102140), (1048, 76605), (1310, 61284), (1572, 51070), (1965, 40856), (2620, 30642), (3144, 25535), (3930, 20428), (5107, 15720), (5240, 15321), (7860, 10214)]