61026860

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{3917}}^1$

素因数の和:3986

約数の個数: 48

約数和(自身を含む): 138227040

約数和(自身を除く): 77200180

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, 3917, 7790, 7834, 15580, 15668, 19585, 39170, 74423, 78340, 148846, 160597, 297692, 321194, 372115, 642388, 744230, 802985, 1488460, 1605970, 3051343, 3211940, 6102686, 12205372, 15256715, 30513430, 61026860]

約数ペア:

[(1, 61026860), (2, 30513430), (4, 15256715), (5, 12205372), (10, 6102686), (19, 3211940), (20, 3051343), (38, 1605970), (41, 1488460), (76, 802985), (82, 744230), (95, 642388), (164, 372115), (190, 321194), (205, 297692), (380, 160597), (410, 148846), (779, 78340), (820, 74423), (1558, 39170), (3116, 19585), (3895, 15668), (3917, 15580), (7790, 7834)]