88863580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{431}}^1$

素因数の和:527

約数の個数: 72

約数和(自身を含む): 205861824

約数和(自身を除く): 116998244

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 61, 65, 122, 130, 169, 244, 260, 305, 338, 431, 610, 676, 793, 845, 862, 1220, 1586, 1690, 1724, 2155, 3172, 3380, 3965, 4310, 5603, 7930, 8620, 10309, 11206, 15860, 20618, 22412, 26291, 28015, 41236, 51545, 52582, 56030, 72839, 103090, 105164, 112060, 131455, 145678, 206180, 262910, 291356, 341783, 364195, 525820, 683566, 728390, 1367132, 1456780, 1708915, 3417830, 4443179, 6835660, 8886358, 17772716, 22215895, 44431790, 88863580]

約数ペア:

[(1, 88863580), (2, 44431790), (4, 22215895), (5, 17772716), (10, 8886358), (13, 6835660), (20, 4443179), (26, 3417830), (52, 1708915), (61, 1456780), (65, 1367132), (122, 728390), (130, 683566), (169, 525820), (244, 364195), (260, 341783), (305, 291356), (338, 262910), (431, 206180), (610, 145678), (676, 131455), (793, 112060), (845, 105164), (862, 103090), (1220, 72839), (1586, 56030), (1690, 52582), (1724, 51545), (2155, 41236), (3172, 28015), (3380, 26291), (3965, 22412), (4310, 20618), (5603, 15860), (7930, 11206), (8620, 10309)]