61494420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{78839}}^1$

素因数の和:78864

約数の個数: 48

約数和(自身を含む): 185431680

約数和(自身を除く): 123937260

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 78839, 157678, 236517, 315356, 394195, 473034, 788390, 946068, 1024907, 1182585, 1576780, 2049814, 2365170, 3074721, 4099628, 4730340, 5124535, 6149442, 10249070, 12298884, 15373605, 20498140, 30747210, 61494420]

約数ペア:

[(1, 61494420), (2, 30747210), (3, 20498140), (4, 15373605), (5, 12298884), (6, 10249070), (10, 6149442), (12, 5124535), (13, 4730340), (15, 4099628), (20, 3074721), (26, 2365170), (30, 2049814), (39, 1576780), (52, 1182585), (60, 1024907), (65, 946068), (78, 788390), (130, 473034), (156, 394195), (195, 315356), (260, 236517), (390, 157678), (780, 78839)]