105540500

素因数分解:

$2^2\times 5^3\times {\mathrm{13}}^2\times {\mathrm{1249}}^1$

素因数の和:1294

約数の個数: 72

約数和(自身を含む): 249795000

約数和(自身を除く): 144254500

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 125, 130, 169, 250, 260, 325, 338, 500, 650, 676, 845, 1249, 1300, 1625, 1690, 2498, 3250, 3380, 4225, 4996, 6245, 6500, 8450, 12490, 16237, 16900, 21125, 24980, 31225, 32474, 42250, 62450, 64948, 81185, 84500, 124900, 156125, 162370, 211081, 312250, 324740, 405925, 422162, 624500, 811850, 844324, 1055405, 1623700, 2029625, 2110810, 4059250, 4221620, 5277025, 8118500, 10554050, 21108100, 26385125, 52770250, 105540500]

約数ペア:

[(1, 105540500), (2, 52770250), (4, 26385125), (5, 21108100), (10, 10554050), (13, 8118500), (20, 5277025), (25, 4221620), (26, 4059250), (50, 2110810), (52, 2029625), (65, 1623700), (100, 1055405), (125, 844324), (130, 811850), (169, 624500), (250, 422162), (260, 405925), (325, 324740), (338, 312250), (500, 211081), (650, 162370), (676, 156125), (845, 124900), (1249, 84500), (1300, 81185), (1625, 64948), (1690, 62450), (2498, 42250), (3250, 32474), (3380, 31225), (4225, 24980), (4996, 21125), (6245, 16900), (6500, 16237), (8450, 12490)]