129299140

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{347}}^1\times {\mathrm{601}}^1$

素因数の和:988

約数の個数: 48

約数和(自身を含む): 281562624

約数和(自身を除く): 152263484

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 347, 601, 620, 694, 1202, 1388, 1735, 2404, 3005, 3470, 6010, 6940, 10757, 12020, 18631, 21514, 37262, 43028, 53785, 74524, 93155, 107570, 186310, 208547, 215140, 372620, 417094, 834188, 1042735, 2085470, 4170940, 6464957, 12929914, 25859828, 32324785, 64649570, 129299140]

約数ペア:

[(1, 129299140), (2, 64649570), (4, 32324785), (5, 25859828), (10, 12929914), (20, 6464957), (31, 4170940), (62, 2085470), (124, 1042735), (155, 834188), (310, 417094), (347, 372620), (601, 215140), (620, 208547), (694, 186310), (1202, 107570), (1388, 93155), (1735, 74524), (2404, 53785), (3005, 43028), (3470, 37262), (6010, 21514), (6940, 18631), (10757, 12020)]