198310060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{5119}}^1$

素因数の和:5290

約数の個数: 48

約数和(自身を含む): 451584000

約数和(自身を除く): 253273940

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 149, 260, 298, 596, 745, 1490, 1937, 2980, 3874, 5119, 7748, 9685, 10238, 19370, 20476, 25595, 38740, 51190, 66547, 102380, 133094, 266188, 332735, 665470, 762731, 1330940, 1525462, 3050924, 3813655, 7627310, 9915503, 15254620, 19831006, 39662012, 49577515, 99155030, 198310060]

約数ペア:

[(1, 198310060), (2, 99155030), (4, 49577515), (5, 39662012), (10, 19831006), (13, 15254620), (20, 9915503), (26, 7627310), (52, 3813655), (65, 3050924), (130, 1525462), (149, 1330940), (260, 762731), (298, 665470), (596, 332735), (745, 266188), (1490, 133094), (1937, 102380), (2980, 66547), (3874, 51190), (5119, 38740), (7748, 25595), (9685, 20476), (10238, 19370)]