64783120

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{11093}}^1$

素因数の和:11179

約数の個数: 40

約数和(自身を含む): 152697816

約数和(自身を除く): 87914696

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 292, 365, 584, 730, 1168, 1460, 2920, 5840, 11093, 22186, 44372, 55465, 88744, 110930, 177488, 221860, 443720, 809789, 887440, 1619578, 3239156, 4048945, 6478312, 8097890, 12956624, 16195780, 32391560, 64783120]

約数ペア:

[(1, 64783120), (2, 32391560), (4, 16195780), (5, 12956624), (8, 8097890), (10, 6478312), (16, 4048945), (20, 3239156), (40, 1619578), (73, 887440), (80, 809789), (146, 443720), (292, 221860), (365, 177488), (584, 110930), (730, 88744), (1168, 55465), (1460, 44372), (2920, 22186), (5840, 11093)]