25691380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{691}}^1$

素因数の和:737

約数の個数: 72

約数和(自身を含む): 63824544

約数和(自身を除く): 38133164

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 169, 220, 260, 286, 338, 572, 676, 691, 715, 845, 1382, 1430, 1690, 1859, 2764, 2860, 3380, 3455, 3718, 6910, 7436, 7601, 8983, 9295, 13820, 15202, 17966, 18590, 30404, 35932, 37180, 38005, 44915, 76010, 89830, 98813, 116779, 152020, 179660, 197626, 233558, 395252, 467116, 494065, 583895, 988130, 1167790, 1284569, 1976260, 2335580, 2569138, 5138276, 6422845, 12845690, 25691380]

約数ペア:

[(1, 25691380), (2, 12845690), (4, 6422845), (5, 5138276), (10, 2569138), (11, 2335580), (13, 1976260), (20, 1284569), (22, 1167790), (26, 988130), (44, 583895), (52, 494065), (55, 467116), (65, 395252), (110, 233558), (130, 197626), (143, 179660), (169, 152020), (220, 116779), (260, 98813), (286, 89830), (338, 76010), (572, 44915), (676, 38005), (691, 37180), (715, 35932), (845, 30404), (1382, 18590), (1430, 17966), (1690, 15202), (1859, 13820), (2764, 9295), (2860, 8983), (3380, 7601), (3455, 7436), (3718, 6910)]