25742860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{9001}}^1$

素因数の和:9034

約数の個数: 48

約数和(自身を含む): 63518112

約数和(自身を除く): 37775252

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 9001, 18002, 36004, 45005, 90010, 99011, 117013, 180020, 198022, 234026, 396044, 468052, 495055, 585065, 990110, 1170130, 1287143, 1980220, 2340260, 2574286, 5148572, 6435715, 12871430, 25742860]

約数ペア:

[(1, 25742860), (2, 12871430), (4, 6435715), (5, 5148572), (10, 2574286), (11, 2340260), (13, 1980220), (20, 1287143), (22, 1170130), (26, 990110), (44, 585065), (52, 495055), (55, 468052), (65, 396044), (110, 234026), (130, 198022), (143, 180020), (220, 117013), (260, 99011), (286, 90010), (572, 45005), (715, 36004), (1430, 18002), (2860, 9001)]