63209620

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{269}}^1\times {\mathrm{379}}^1$

素因数の和:688

約数の個数: 48

約数和(自身を含む): 137894400

約数和(自身を除く): 74684780

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 269, 310, 379, 538, 620, 758, 1076, 1345, 1516, 1895, 2690, 3790, 5380, 7580, 8339, 11749, 16678, 23498, 33356, 41695, 46996, 58745, 83390, 101951, 117490, 166780, 203902, 234980, 407804, 509755, 1019510, 2039020, 3160481, 6320962, 12641924, 15802405, 31604810, 63209620]

約数ペア:

[(1, 63209620), (2, 31604810), (4, 15802405), (5, 12641924), (10, 6320962), (20, 3160481), (31, 2039020), (62, 1019510), (124, 509755), (155, 407804), (269, 234980), (310, 203902), (379, 166780), (538, 117490), (620, 101951), (758, 83390), (1076, 58745), (1345, 46996), (1516, 41695), (1895, 33356), (2690, 23498), (3790, 16678), (5380, 11749), (7580, 8339)]