25816080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{263}}^1\times {\mathrm{409}}^1$

素因数の和:688

約数の個数: 80

約数和(自身を含む): 80530560

約数和(自身を除く): 54714480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 263, 409, 526, 789, 818, 1052, 1227, 1315, 1578, 1636, 2045, 2104, 2454, 2630, 3156, 3272, 3945, 4090, 4208, 4908, 5260, 6135, 6312, 6544, 7890, 8180, 9816, 10520, 12270, 12624, 15780, 16360, 19632, 21040, 24540, 31560, 32720, 49080, 63120, 98160, 107567, 215134, 322701, 430268, 537835, 645402, 860536, 1075670, 1290804, 1613505, 1721072, 2151340, 2581608, 3227010, 4302680, 5163216, 6454020, 8605360, 12908040, 25816080]

約数ペア:

[(1, 25816080), (2, 12908040), (3, 8605360), (4, 6454020), (5, 5163216), (6, 4302680), (8, 3227010), (10, 2581608), (12, 2151340), (15, 1721072), (16, 1613505), (20, 1290804), (24, 1075670), (30, 860536), (40, 645402), (48, 537835), (60, 430268), (80, 322701), (120, 215134), (240, 107567), (263, 98160), (409, 63120), (526, 49080), (789, 32720), (818, 31560), (1052, 24540), (1227, 21040), (1315, 19632), (1578, 16360), (1636, 15780), (2045, 12624), (2104, 12270), (2454, 10520), (2630, 9816), (3156, 8180), (3272, 7890), (3945, 6544), (4090, 6312), (4208, 6135), (4908, 5260)]