100506580

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{6451}}^1$

素因数の和:6520

約数の個数: 48

約数和(自身を含む): 227626560

約数和(自身を除く): 127119980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 41, 76, 82, 95, 164, 190, 205, 380, 410, 779, 820, 1558, 3116, 3895, 6451, 7790, 12902, 15580, 25804, 32255, 64510, 122569, 129020, 245138, 264491, 490276, 528982, 612845, 1057964, 1225690, 1322455, 2451380, 2644910, 5025329, 5289820, 10050658, 20101316, 25126645, 50253290, 100506580]

約数ペア:

[(1, 100506580), (2, 50253290), (4, 25126645), (5, 20101316), (10, 10050658), (19, 5289820), (20, 5025329), (38, 2644910), (41, 2451380), (76, 1322455), (82, 1225690), (95, 1057964), (164, 612845), (190, 528982), (205, 490276), (380, 264491), (410, 245138), (779, 129020), (820, 122569), (1558, 64510), (3116, 32255), (3895, 25804), (6451, 15580), (7790, 12902)]