215540210

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{8377}}^1$

素因数の和:8498

約数の個数: 32

約数和(自身を含む): 405361152

約数和(自身を除く): 189820942

約数列:

[1, 2, 5, 10, 31, 62, 83, 155, 166, 310, 415, 830, 2573, 5146, 8377, 12865, 16754, 25730, 41885, 83770, 259687, 519374, 695291, 1298435, 1390582, 2596870, 3476455, 6952910, 21554021, 43108042, 107770105, 215540210]

約数ペア:

[(1, 215540210), (2, 107770105), (5, 43108042), (10, 21554021), (31, 6952910), (62, 3476455), (83, 2596870), (155, 1390582), (166, 1298435), (310, 695291), (415, 519374), (830, 259687), (2573, 83770), (5146, 41885), (8377, 25730), (12865, 16754)]