39173450

素因数分解:

$2^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{197}}^1$

素因数の和:347

約数の個数: 48

約数和(自身を含む): 75792024

約数和(自身を除く): 36618574

約数列:

[1, 2, 5, 10, 25, 41, 50, 82, 97, 194, 197, 205, 394, 410, 485, 970, 985, 1025, 1970, 2050, 2425, 3977, 4850, 4925, 7954, 8077, 9850, 16154, 19109, 19885, 38218, 39770, 40385, 80770, 95545, 99425, 191090, 198850, 201925, 403850, 477725, 783469, 955450, 1566938, 3917345, 7834690, 19586725, 39173450]

約数ペア:

[(1, 39173450), (2, 19586725), (5, 7834690), (10, 3917345), (25, 1566938), (41, 955450), (50, 783469), (82, 477725), (97, 403850), (194, 201925), (197, 198850), (205, 191090), (394, 99425), (410, 95545), (485, 80770), (970, 40385), (985, 39770), (1025, 38218), (1970, 19885), (2050, 19109), (2425, 16154), (3977, 9850), (4850, 8077), (4925, 7954)]