25699960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{4493}}^1$

素因数の和:4528

約数の個数: 64

約数和(自身を含む): 67949280

約数和(自身を除く): 42249320

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 130, 143, 220, 260, 286, 440, 520, 572, 715, 1144, 1430, 2860, 4493, 5720, 8986, 17972, 22465, 35944, 44930, 49423, 58409, 89860, 98846, 116818, 179720, 197692, 233636, 247115, 292045, 395384, 467272, 494230, 584090, 642499, 988460, 1168180, 1284998, 1976920, 2336360, 2569996, 3212495, 5139992, 6424990, 12849980, 25699960]

約数ペア:

[(1, 25699960), (2, 12849980), (4, 6424990), (5, 5139992), (8, 3212495), (10, 2569996), (11, 2336360), (13, 1976920), (20, 1284998), (22, 1168180), (26, 988460), (40, 642499), (44, 584090), (52, 494230), (55, 467272), (65, 395384), (88, 292045), (104, 247115), (110, 233636), (130, 197692), (143, 179720), (220, 116818), (260, 98846), (286, 89860), (440, 58409), (520, 49423), (572, 44930), (715, 35944), (1144, 22465), (1430, 17972), (2860, 8986), (4493, 5720)]