78491690

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{8731}}^1$

素因数の和:8798

約数の個数: 32

約数和(自身を含む): 150888960

約数和(自身を除く): 72397270

約数列:

[1, 2, 5, 10, 29, 31, 58, 62, 145, 155, 290, 310, 899, 1798, 4495, 8731, 8990, 17462, 43655, 87310, 253199, 270661, 506398, 541322, 1265995, 1353305, 2531990, 2706610, 7849169, 15698338, 39245845, 78491690]

約数ペア:

[(1, 78491690), (2, 39245845), (5, 15698338), (10, 7849169), (29, 2706610), (31, 2531990), (58, 1353305), (62, 1265995), (145, 541322), (155, 506398), (290, 270661), (310, 253199), (899, 87310), (1798, 43655), (4495, 17462), (8731, 8990)]