47275280

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{347}}^1$

素因数の和:504

約数の個数: 80

約数和(自身を含む): 119617344

約数和(自身を除く): 72342064

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 131, 208, 260, 262, 347, 520, 524, 655, 694, 1040, 1048, 1310, 1388, 1703, 1735, 2096, 2620, 2776, 3406, 3470, 4511, 5240, 5552, 6812, 6940, 8515, 9022, 10480, 13624, 13880, 17030, 18044, 22555, 27248, 27760, 34060, 36088, 45110, 45457, 68120, 72176, 90220, 90914, 136240, 180440, 181828, 227285, 360880, 363656, 454570, 590941, 727312, 909140, 1181882, 1818280, 2363764, 2954705, 3636560, 4727528, 5909410, 9455056, 11818820, 23637640, 47275280]

約数ペア:

[(1, 47275280), (2, 23637640), (4, 11818820), (5, 9455056), (8, 5909410), (10, 4727528), (13, 3636560), (16, 2954705), (20, 2363764), (26, 1818280), (40, 1181882), (52, 909140), (65, 727312), (80, 590941), (104, 454570), (130, 363656), (131, 360880), (208, 227285), (260, 181828), (262, 180440), (347, 136240), (520, 90914), (524, 90220), (655, 72176), (694, 68120), (1040, 45457), (1048, 45110), (1310, 36088), (1388, 34060), (1703, 27760), (1735, 27248), (2096, 22555), (2620, 18044), (2776, 17030), (3406, 13880), (3470, 13624), (4511, 10480), (5240, 9022), (5552, 8515), (6812, 6940)]