25840620

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{409}}^1$

素因数の和:446

約数の個数: 144

約数和(自身を含む): 87753120

約数和(自身を除く): 61912500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 65, 78, 81, 90, 108, 117, 130, 135, 156, 162, 180, 195, 234, 243, 260, 270, 324, 351, 390, 405, 409, 468, 486, 540, 585, 702, 780, 810, 818, 972, 1053, 1170, 1215, 1227, 1404, 1620, 1636, 1755, 2045, 2106, 2340, 2430, 2454, 3159, 3510, 3681, 4090, 4212, 4860, 4908, 5265, 5317, 6135, 6318, 7020, 7362, 8180, 10530, 10634, 11043, 12270, 12636, 14724, 15795, 15951, 18405, 21060, 21268, 22086, 24540, 26585, 31590, 31902, 33129, 36810, 44172, 47853, 53170, 55215, 63180, 63804, 66258, 73620, 79755, 95706, 99387, 106340, 110430, 132516, 143559, 159510, 165645, 191412, 198774, 220860, 239265, 287118, 319020, 331290, 397548, 430677, 478530, 496935, 574236, 662580, 717795, 861354, 957060, 993870, 1292031, 1435590, 1722708, 1987740, 2153385, 2584062, 2871180, 4306770, 5168124, 6460155, 8613540, 12920310, 25840620]

約数ペア:

[(1, 25840620), (2, 12920310), (3, 8613540), (4, 6460155), (5, 5168124), (6, 4306770), (9, 2871180), (10, 2584062), (12, 2153385), (13, 1987740), (15, 1722708), (18, 1435590), (20, 1292031), (26, 993870), (27, 957060), (30, 861354), (36, 717795), (39, 662580), (45, 574236), (52, 496935), (54, 478530), (60, 430677), (65, 397548), (78, 331290), (81, 319020), (90, 287118), (108, 239265), (117, 220860), (130, 198774), (135, 191412), (156, 165645), (162, 159510), (180, 143559), (195, 132516), (234, 110430), (243, 106340), (260, 99387), (270, 95706), (324, 79755), (351, 73620), (390, 66258), (405, 63804), (409, 63180), (468, 55215), (486, 53170), (540, 47853), (585, 44172), (702, 36810), (780, 33129), (810, 31902), (818, 31590), (972, 26585), (1053, 24540), (1170, 22086), (1215, 21268), (1227, 21060), (1404, 18405), (1620, 15951), (1636, 15795), (1755, 14724), (2045, 12636), (2106, 12270), (2340, 11043), (2430, 10634), (2454, 10530), (3159, 8180), (3510, 7362), (3681, 7020), (4090, 6318), (4212, 6135), (4860, 5317), (4908, 5265)]