28234700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{587}}^1$

素因数の和:651

約数の個数: 72

約数和(自身を含む): 67881072

約数和(自身を除く): 39646372

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 37, 50, 52, 65, 74, 100, 130, 148, 185, 260, 325, 370, 481, 587, 650, 740, 925, 962, 1174, 1300, 1850, 1924, 2348, 2405, 2935, 3700, 4810, 5870, 7631, 9620, 11740, 12025, 14675, 15262, 21719, 24050, 29350, 30524, 38155, 43438, 48100, 58700, 76310, 86876, 108595, 152620, 190775, 217190, 282347, 381550, 434380, 542975, 564694, 763100, 1085950, 1129388, 1411735, 2171900, 2823470, 5646940, 7058675, 14117350, 28234700]

約数ペア:

[(1, 28234700), (2, 14117350), (4, 7058675), (5, 5646940), (10, 2823470), (13, 2171900), (20, 1411735), (25, 1129388), (26, 1085950), (37, 763100), (50, 564694), (52, 542975), (65, 434380), (74, 381550), (100, 282347), (130, 217190), (148, 190775), (185, 152620), (260, 108595), (325, 86876), (370, 76310), (481, 58700), (587, 48100), (650, 43438), (740, 38155), (925, 30524), (962, 29350), (1174, 24050), (1300, 21719), (1850, 15262), (1924, 14675), (2348, 12025), (2405, 11740), (2935, 9620), (3700, 7631), (4810, 5870)]