31360290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{421}}^1$

素因数の和:635

約数の個数: 64

約数和(自身を含む): 81672192

約数和(自身を除く): 50311902

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 191, 195, 382, 390, 421, 573, 842, 955, 1146, 1263, 1910, 2105, 2483, 2526, 2865, 4210, 4966, 5473, 5730, 6315, 7449, 10946, 12415, 12630, 14898, 16419, 24830, 27365, 32838, 37245, 54730, 74490, 80411, 82095, 160822, 164190, 241233, 402055, 482466, 804110, 1045343, 1206165, 2090686, 2412330, 3136029, 5226715, 6272058, 10453430, 15680145, 31360290]

約数ペア:

[(1, 31360290), (2, 15680145), (3, 10453430), (5, 6272058), (6, 5226715), (10, 3136029), (13, 2412330), (15, 2090686), (26, 1206165), (30, 1045343), (39, 804110), (65, 482466), (78, 402055), (130, 241233), (191, 164190), (195, 160822), (382, 82095), (390, 80411), (421, 74490), (573, 54730), (842, 37245), (955, 32838), (1146, 27365), (1263, 24830), (1910, 16419), (2105, 14898), (2483, 12630), (2526, 12415), (2865, 10946), (4210, 7449), (4966, 6315), (5473, 5730)]