78839210

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^2\times {\mathrm{83}}^1$

素因数の和:227

約数の個数: 48

約数和(自身を含む): 150153696

約数和(自身を除く): 71314486

約数列:

[1, 2, 5, 10, 43, 47, 83, 86, 94, 166, 215, 235, 415, 430, 470, 830, 2021, 2209, 3569, 3901, 4042, 4418, 7138, 7802, 10105, 11045, 17845, 19505, 20210, 22090, 35690, 39010, 94987, 167743, 183347, 189974, 335486, 366694, 474935, 838715, 916735, 949870, 1677430, 1833470, 7883921, 15767842, 39419605, 78839210]

約数ペア:

[(1, 78839210), (2, 39419605), (5, 15767842), (10, 7883921), (43, 1833470), (47, 1677430), (83, 949870), (86, 916735), (94, 838715), (166, 474935), (215, 366694), (235, 335486), (415, 189974), (430, 183347), (470, 167743), (830, 94987), (2021, 39010), (2209, 35690), (3569, 22090), (3901, 20210), (4042, 19505), (4418, 17845), (7138, 11045), (7802, 10105)]