71383120

素因数分解:

$2^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{8663}}^1$

素因数の和:8779

約数の個数: 40

約数和(自身を含む): 167596416

約数和(自身を除く): 96213296

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 103, 206, 412, 515, 824, 1030, 1648, 2060, 4120, 8240, 8663, 17326, 34652, 43315, 69304, 86630, 138608, 173260, 346520, 693040, 892289, 1784578, 3569156, 4461445, 7138312, 8922890, 14276624, 17845780, 35691560, 71383120]

約数ペア:

[(1, 71383120), (2, 35691560), (4, 17845780), (5, 14276624), (8, 8922890), (10, 7138312), (16, 4461445), (20, 3569156), (40, 1784578), (80, 892289), (103, 693040), (206, 346520), (412, 173260), (515, 138608), (824, 86630), (1030, 69304), (1648, 43315), (2060, 34652), (4120, 17326), (8240, 8663)]