90399710

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{389}}^1\times {\mathrm{1367}}^1$

素因数の和:1780

約数の個数: 32

約数和(自身を含む): 172860480

約数和(自身を除く): 82460770

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 389, 778, 1367, 1945, 2734, 3890, 6613, 6835, 13226, 13670, 23239, 33065, 46478, 66130, 116195, 232390, 531763, 1063526, 2658815, 5317630, 9039971, 18079942, 45199855, 90399710]

約数ペア:

[(1, 90399710), (2, 45199855), (5, 18079942), (10, 9039971), (17, 5317630), (34, 2658815), (85, 1063526), (170, 531763), (389, 232390), (778, 116195), (1367, 66130), (1945, 46478), (2734, 33065), (3890, 23239), (6613, 13670), (6835, 13226)]