72101900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1499}}^1$

素因数の和:1563

約数の個数: 72

約数和(自身を含む): 173166000

約数和(自身を除く): 101064100

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, 650, 740, 925, 962, 1300, 1499, 1850, 1924, 2405, 2998, 3700, 4810, 5996, 7495, 9620, 12025, 14990, 19487, 24050, 29980, 37475, 38974, 48100, 55463, 74950, 77948, 97435, 110926, 149900, 194870, 221852, 277315, 389740, 487175, 554630, 721019, 974350, 1109260, 1386575, 1442038, 1948700, 2773150, 2884076, 3605095, 5546300, 7210190, 14420380, 18025475, 36050950, 72101900]

約数ペア:

[(1, 72101900), (2, 36050950), (4, 18025475), (5, 14420380), (10, 7210190), (13, 5546300), (20, 3605095), (25, 2884076), (26, 2773150), (37, 1948700), (50, 1442038), (52, 1386575), (65, 1109260), (74, 974350), (100, 721019), (130, 554630), (148, 487175), (185, 389740), (260, 277315), (325, 221852), (370, 194870), (481, 149900), (650, 110926), (740, 97435), (925, 77948), (962, 74950), (1300, 55463), (1499, 48100), (1850, 38974), (1924, 37475), (2405, 29980), (2998, 24050), (3700, 19487), (4810, 14990), (5996, 12025), (7495, 9620)]