25444900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{37}}^1$

素因数の和:110

約数の個数: 108

約数和(自身を含む): 63840532

約数和(自身を除く): 38395632

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 25, 26, 37, 46, 50, 52, 65, 74, 92, 100, 115, 130, 148, 185, 230, 260, 299, 325, 370, 460, 481, 529, 575, 598, 650, 740, 851, 925, 962, 1058, 1150, 1196, 1300, 1495, 1702, 1850, 1924, 2116, 2300, 2405, 2645, 2990, 3404, 3700, 4255, 4810, 5290, 5980, 6877, 7475, 8510, 9620, 10580, 11063, 12025, 13225, 13754, 14950, 17020, 19573, 21275, 22126, 24050, 26450, 27508, 29900, 34385, 39146, 42550, 44252, 48100, 52900, 55315, 68770, 78292, 85100, 97865, 110630, 137540, 171925, 195730, 221260, 254449, 276575, 343850, 391460, 489325, 508898, 553150, 687700, 978650, 1017796, 1106300, 1272245, 1957300, 2544490, 5088980, 6361225, 12722450, 25444900]

約数ペア:

[(1, 25444900), (2, 12722450), (4, 6361225), (5, 5088980), (10, 2544490), (13, 1957300), (20, 1272245), (23, 1106300), (25, 1017796), (26, 978650), (37, 687700), (46, 553150), (50, 508898), (52, 489325), (65, 391460), (74, 343850), (92, 276575), (100, 254449), (115, 221260), (130, 195730), (148, 171925), (185, 137540), (230, 110630), (260, 97865), (299, 85100), (325, 78292), (370, 68770), (460, 55315), (481, 52900), (529, 48100), (575, 44252), (598, 42550), (650, 39146), (740, 34385), (851, 29900), (925, 27508), (962, 26450), (1058, 24050), (1150, 22126), (1196, 21275), (1300, 19573), (1495, 17020), (1702, 14950), (1850, 13754), (1924, 13225), (2116, 12025), (2300, 11063), (2405, 10580), (2645, 9620), (2990, 8510), (3404, 7475), (3700, 6877), (4255, 5980), (4810, 5290)]