517156900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^2\times {\mathrm{71}}^1\times {\mathrm{431}}^1$

素因数の和:542

約数の個数: 108

約数和(自身を含む): 1235170944

約数和(自身を除く): 718014044

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 71, 100, 130, 142, 169, 260, 284, 325, 338, 355, 431, 650, 676, 710, 845, 862, 923, 1300, 1420, 1690, 1724, 1775, 1846, 2155, 3380, 3550, 3692, 4225, 4310, 4615, 5603, 7100, 8450, 8620, 9230, 10775, 11206, 11999, 16900, 18460, 21550, 22412, 23075, 23998, 28015, 30601, 43100, 46150, 47996, 56030, 59995, 61202, 72839, 92300, 112060, 119990, 122404, 140075, 145678, 153005, 239980, 280150, 291356, 299975, 306010, 364195, 397813, 560300, 599950, 612020, 728390, 765025, 795626, 1199900, 1456780, 1530050, 1591252, 1820975, 1989065, 3060100, 3641950, 3978130, 5171569, 7283900, 7956260, 9945325, 10343138, 19890650, 20686276, 25857845, 39781300, 51715690, 103431380, 129289225, 258578450, 517156900]

約数ペア:

[(1, 517156900), (2, 258578450), (4, 129289225), (5, 103431380), (10, 51715690), (13, 39781300), (20, 25857845), (25, 20686276), (26, 19890650), (50, 10343138), (52, 9945325), (65, 7956260), (71, 7283900), (100, 5171569), (130, 3978130), (142, 3641950), (169, 3060100), (260, 1989065), (284, 1820975), (325, 1591252), (338, 1530050), (355, 1456780), (431, 1199900), (650, 795626), (676, 765025), (710, 728390), (845, 612020), (862, 599950), (923, 560300), (1300, 397813), (1420, 364195), (1690, 306010), (1724, 299975), (1775, 291356), (1846, 280150), (2155, 239980), (3380, 153005), (3550, 145678), (3692, 140075), (4225, 122404), (4310, 119990), (4615, 112060), (5603, 92300), (7100, 72839), (8450, 61202), (8620, 59995), (9230, 56030), (10775, 47996), (11206, 46150), (11999, 43100), (16900, 30601), (18460, 28015), (21550, 23998), (22412, 23075)]