85765940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{5591}}^1$

素因数の和:5672

約数の個数: 48

約数和(自身を含む): 197285760

約数和(自身を除く): 111519820

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 59, 65, 118, 130, 236, 260, 295, 590, 767, 1180, 1534, 3068, 3835, 5591, 7670, 11182, 15340, 22364, 27955, 55910, 72683, 111820, 145366, 290732, 329869, 363415, 659738, 726830, 1319476, 1453660, 1649345, 3298690, 4288297, 6597380, 8576594, 17153188, 21441485, 42882970, 85765940]

約数ペア:

[(1, 85765940), (2, 42882970), (4, 21441485), (5, 17153188), (10, 8576594), (13, 6597380), (20, 4288297), (26, 3298690), (52, 1649345), (59, 1453660), (65, 1319476), (118, 726830), (130, 659738), (236, 363415), (260, 329869), (295, 290732), (590, 145366), (767, 111820), (1180, 72683), (1534, 55910), (3068, 27955), (3835, 22364), (5591, 15340), (7670, 11182)]