75781420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{26497}}^1$

素因数の和:26530

約数の個数: 48

約数和(自身を含む): 186969888

約数和(自身を除く): 111188468

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, 26497, 52994, 105988, 132485, 264970, 291467, 344461, 529940, 582934, 688922, 1165868, 1377844, 1457335, 1722305, 2914670, 3444610, 3789071, 5829340, 6889220, 7578142, 15156284, 18945355, 37890710, 75781420]

約数ペア:

[(1, 75781420), (2, 37890710), (4, 18945355), (5, 15156284), (10, 7578142), (11, 6889220), (13, 5829340), (20, 3789071), (22, 3444610), (26, 2914670), (44, 1722305), (52, 1457335), (55, 1377844), (65, 1165868), (110, 688922), (130, 582934), (143, 529940), (220, 344461), (260, 291467), (286, 264970), (572, 132485), (715, 105988), (1430, 52994), (2860, 26497)]