156945895880

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{6719}}^1\times {\mathrm{14243}}^1$

素因数の和:21014

約数の個数: 64

約数和(自身を含む): 361820390400

約数和(自身を除く): 204874494520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 6719, 13438, 14243, 26876, 28486, 33595, 53752, 56972, 67190, 71215, 113944, 134380, 142430, 268760, 275479, 284860, 550958, 569720, 583963, 1101916, 1167926, 1377395, 2203832, 2335852, 2754790, 2919815, 4671704, 5509580, 5839630, 11019160, 11679260, 23358520, 95698717, 191397434, 382794868, 478493585, 765589736, 956987170, 1913974340, 3827948680, 3923647397, 7847294794, 15694589588, 19618236985, 31389179176, 39236473970, 78472947940, 156945895880]

約数ペア:

[(1, 156945895880), (2, 78472947940), (4, 39236473970), (5, 31389179176), (8, 19618236985), (10, 15694589588), (20, 7847294794), (40, 3923647397), (41, 3827948680), (82, 1913974340), (164, 956987170), (205, 765589736), (328, 478493585), (410, 382794868), (820, 191397434), (1640, 95698717), (6719, 23358520), (13438, 11679260), (14243, 11019160), (26876, 5839630), (28486, 5509580), (33595, 4671704), (53752, 2919815), (56972, 2754790), (67190, 2335852), (71215, 2203832), (113944, 1377395), (134380, 1167926), (142430, 1101916), (268760, 583963), (275479, 569720), (284860, 550958)]