53019980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{3343}}^1$

素因数の和:3426

約数の個数: 48

約数和(自身を含む): 121908864

約数和(自身を除く): 68888884

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 61, 65, 122, 130, 244, 260, 305, 610, 793, 1220, 1586, 3172, 3343, 3965, 6686, 7930, 13372, 15860, 16715, 33430, 43459, 66860, 86918, 173836, 203923, 217295, 407846, 434590, 815692, 869180, 1019615, 2039230, 2650999, 4078460, 5301998, 10603996, 13254995, 26509990, 53019980]

約数ペア:

[(1, 53019980), (2, 26509990), (4, 13254995), (5, 10603996), (10, 5301998), (13, 4078460), (20, 2650999), (26, 2039230), (52, 1019615), (61, 869180), (65, 815692), (122, 434590), (130, 407846), (244, 217295), (260, 203923), (305, 173836), (610, 86918), (793, 66860), (1220, 43459), (1586, 33430), (3172, 16715), (3343, 15860), (3965, 13372), (6686, 7930)]