147801800

素因数分解:

$2^3\times 5^2\times {\mathrm{31}}^2\times {\mathrm{769}}^1$

素因数の和:847

約数の個数: 72

約数和(自身を含む): 355543650

約数和(自身を除く): 207741850

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 31, 40, 50, 62, 100, 124, 155, 200, 248, 310, 620, 769, 775, 961, 1240, 1538, 1550, 1922, 3076, 3100, 3844, 3845, 4805, 6152, 6200, 7688, 7690, 9610, 15380, 19220, 19225, 23839, 24025, 30760, 38440, 38450, 47678, 48050, 76900, 95356, 96100, 119195, 153800, 190712, 192200, 238390, 476780, 595975, 739009, 953560, 1191950, 1478018, 2383900, 2956036, 3695045, 4767800, 5912072, 7390090, 14780180, 18475225, 29560360, 36950450, 73900900, 147801800]

約数ペア:

[(1, 147801800), (2, 73900900), (4, 36950450), (5, 29560360), (8, 18475225), (10, 14780180), (20, 7390090), (25, 5912072), (31, 4767800), (40, 3695045), (50, 2956036), (62, 2383900), (100, 1478018), (124, 1191950), (155, 953560), (200, 739009), (248, 595975), (310, 476780), (620, 238390), (769, 192200), (775, 190712), (961, 153800), (1240, 119195), (1538, 96100), (1550, 95356), (1922, 76900), (3076, 48050), (3100, 47678), (3844, 38450), (3845, 38440), (4805, 30760), (6152, 24025), (6200, 23839), (7688, 19225), (7690, 19220), (9610, 15380)]