1640396954080

素因数分解:

$2^5\times 5^1\times {\mathrm{77267}}^1\times {\mathrm{132689}}^1$

素因数の和:209971

約数の個数: 48

約数和(自身を含む): 3875517167760

約数和(自身を除く): 2235120213680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 77267, 132689, 154534, 265378, 309068, 386335, 530756, 618136, 663445, 772670, 1061512, 1236272, 1326890, 1545340, 2123024, 2472544, 2653780, 3090680, 4246048, 5307560, 6181360, 10615120, 12362720, 21230240, 10252480963, 20504961926, 41009923852, 51262404815, 82019847704, 102524809630, 164039695408, 205049619260, 328079390816, 410099238520, 820198477040, 1640396954080]

約数ペア:

[(1, 1640396954080), (2, 820198477040), (4, 410099238520), (5, 328079390816), (8, 205049619260), (10, 164039695408), (16, 102524809630), (20, 82019847704), (32, 51262404815), (40, 41009923852), (80, 20504961926), (160, 10252480963), (77267, 21230240), (132689, 12362720), (154534, 10615120), (265378, 6181360), (309068, 5307560), (386335, 4246048), (530756, 3090680), (618136, 2653780), (663445, 2472544), (772670, 2123024), (1061512, 1545340), (1236272, 1326890)]