129754960

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{727}}^1$

素因数の和:860

約数の個数: 80

約数和(自身を含む): 318479616

約数和(自身を除く): 188724656

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 97, 115, 184, 194, 230, 368, 388, 460, 485, 727, 776, 920, 970, 1454, 1552, 1840, 1940, 2231, 2908, 3635, 3880, 4462, 5816, 7270, 7760, 8924, 11155, 11632, 14540, 16721, 17848, 22310, 29080, 33442, 35696, 44620, 58160, 66884, 70519, 83605, 89240, 133768, 141038, 167210, 178480, 267536, 282076, 334420, 352595, 564152, 668840, 705190, 1128304, 1337680, 1410380, 1621937, 2820760, 3243874, 5641520, 6487748, 8109685, 12975496, 16219370, 25950992, 32438740, 64877480, 129754960]

約数ペア:

[(1, 129754960), (2, 64877480), (4, 32438740), (5, 25950992), (8, 16219370), (10, 12975496), (16, 8109685), (20, 6487748), (23, 5641520), (40, 3243874), (46, 2820760), (80, 1621937), (92, 1410380), (97, 1337680), (115, 1128304), (184, 705190), (194, 668840), (230, 564152), (368, 352595), (388, 334420), (460, 282076), (485, 267536), (727, 178480), (776, 167210), (920, 141038), (970, 133768), (1454, 89240), (1552, 83605), (1840, 70519), (1940, 66884), (2231, 58160), (2908, 44620), (3635, 35696), (3880, 33442), (4462, 29080), (5816, 22310), (7270, 17848), (7760, 16721), (8924, 14540), (11155, 11632)]