78389675440

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{18488131}}^1$

素因数の和:18488197

約数の個数: 40

約数和(自身を含む): 185694797808

約数和(自身を除く): 107305122368

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 212, 265, 424, 530, 848, 1060, 2120, 4240, 18488131, 36976262, 73952524, 92440655, 147905048, 184881310, 295810096, 369762620, 739525240, 979870943, 1479050480, 1959741886, 3919483772, 4899354715, 7838967544, 9798709430, 15677935088, 19597418860, 39194837720, 78389675440]

約数ペア:

[(1, 78389675440), (2, 39194837720), (4, 19597418860), (5, 15677935088), (8, 9798709430), (10, 7838967544), (16, 4899354715), (20, 3919483772), (40, 1959741886), (53, 1479050480), (80, 979870943), (106, 739525240), (212, 369762620), (265, 295810096), (424, 184881310), (530, 147905048), (848, 92440655), (1060, 73952524), (2120, 36976262), (4240, 18488131)]