65258960

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{479}}^1$

素因数の和:636

約数の個数: 80

約数和(自身を含む): 164989440

約数和(自身を除く): 99730480

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 131, 208, 260, 262, 479, 520, 524, 655, 958, 1040, 1048, 1310, 1703, 1916, 2096, 2395, 2620, 3406, 3832, 4790, 5240, 6227, 6812, 7664, 8515, 9580, 10480, 12454, 13624, 17030, 19160, 24908, 27248, 31135, 34060, 38320, 49816, 62270, 62749, 68120, 99632, 124540, 125498, 136240, 249080, 250996, 313745, 498160, 501992, 627490, 815737, 1003984, 1254980, 1631474, 2509960, 3262948, 4078685, 5019920, 6525896, 8157370, 13051792, 16314740, 32629480, 65258960]

約数ペア:

[(1, 65258960), (2, 32629480), (4, 16314740), (5, 13051792), (8, 8157370), (10, 6525896), (13, 5019920), (16, 4078685), (20, 3262948), (26, 2509960), (40, 1631474), (52, 1254980), (65, 1003984), (80, 815737), (104, 627490), (130, 501992), (131, 498160), (208, 313745), (260, 250996), (262, 249080), (479, 136240), (520, 125498), (524, 124540), (655, 99632), (958, 68120), (1040, 62749), (1048, 62270), (1310, 49816), (1703, 38320), (1916, 34060), (2096, 31135), (2395, 27248), (2620, 24908), (3406, 19160), (3832, 17030), (4790, 13624), (5240, 12454), (6227, 10480), (6812, 9580), (7664, 8515)]