1491100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:95

約数の個数: 72

約数和(自身を含む): 3694208

約数和(自身を除く): 2203108

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 31, 37, 50, 52, 62, 65, 74, 100, 124, 130, 148, 155, 185, 260, 310, 325, 370, 403, 481, 620, 650, 740, 775, 806, 925, 962, 1147, 1300, 1550, 1612, 1850, 1924, 2015, 2294, 2405, 3100, 3700, 4030, 4588, 4810, 5735, 8060, 9620, 10075, 11470, 12025, 14911, 20150, 22940, 24050, 28675, 29822, 40300, 48100, 57350, 59644, 74555, 114700, 149110, 298220, 372775, 745550, 1491100]

約数ペア:

[(1, 1491100), (2, 745550), (4, 372775), (5, 298220), (10, 149110), (13, 114700), (20, 74555), (25, 59644), (26, 57350), (31, 48100), (37, 40300), (50, 29822), (52, 28675), (62, 24050), (65, 22940), (74, 20150), (100, 14911), (124, 12025), (130, 11470), (148, 10075), (155, 9620), (185, 8060), (260, 5735), (310, 4810), (325, 4588), (370, 4030), (403, 3700), (481, 3100), (620, 2405), (650, 2294), (740, 2015), (775, 1924), (806, 1850), (925, 1612), (962, 1550), (1147, 1300)]