81601610

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{461}}^1\times {\mathrm{571}}^1$

素因数の和:1070

約数の個数: 32

約数和(自身を含む): 152216064

約数和(自身を除く): 70614454

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 461, 571, 922, 1142, 2305, 2855, 4610, 5710, 14291, 17701, 28582, 35402, 71455, 88505, 142910, 177010, 263231, 526462, 1316155, 2632310, 8160161, 16320322, 40800805, 81601610]

約数ペア:

[(1, 81601610), (2, 40800805), (5, 16320322), (10, 8160161), (31, 2632310), (62, 1316155), (155, 526462), (310, 263231), (461, 177010), (571, 142910), (922, 88505), (1142, 71455), (2305, 35402), (2855, 28582), (4610, 17701), (5710, 14291)]