85636880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{4933}}^1$

素因数の和:4984

約数の個数: 80

約数和(自身を含む): 234937344

約数和(自身を除く): 149300464

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 217, 248, 280, 310, 434, 496, 560, 620, 868, 1085, 1240, 1736, 2170, 2480, 3472, 4340, 4933, 8680, 9866, 17360, 19732, 24665, 34531, 39464, 49330, 69062, 78928, 98660, 138124, 152923, 172655, 197320, 276248, 305846, 345310, 394640, 552496, 611692, 690620, 764615, 1070461, 1223384, 1381240, 1529230, 2140922, 2446768, 2762480, 3058460, 4281844, 5352305, 6116920, 8563688, 10704610, 12233840, 17127376, 21409220, 42818440, 85636880]

約数ペア:

[(1, 85636880), (2, 42818440), (4, 21409220), (5, 17127376), (7, 12233840), (8, 10704610), (10, 8563688), (14, 6116920), (16, 5352305), (20, 4281844), (28, 3058460), (31, 2762480), (35, 2446768), (40, 2140922), (56, 1529230), (62, 1381240), (70, 1223384), (80, 1070461), (112, 764615), (124, 690620), (140, 611692), (155, 552496), (217, 394640), (248, 345310), (280, 305846), (310, 276248), (434, 197320), (496, 172655), (560, 152923), (620, 138124), (868, 98660), (1085, 78928), (1240, 69062), (1736, 49330), (2170, 39464), (2480, 34531), (3472, 24665), (4340, 19732), (4933, 17360), (8680, 9866)]