291290025980

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{5233}}^1\times {\mathrm{67883}}^1$

素因数の和:73166

約数の個数: 48

約数和(自身を含む): 626757765984

約数和(自身を除く): 335467740004

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 5233, 10466, 20932, 26165, 52330, 67883, 104660, 135766, 214553, 271532, 339415, 429106, 678830, 858212, 1072765, 1357660, 2145530, 2783203, 4291060, 5566406, 11132812, 13916015, 27832030, 55664060, 355231739, 710463478, 1420926956, 1776158695, 3552317390, 7104634780, 14564501299, 29129002598, 58258005196, 72822506495, 145645012990, 291290025980]

約数ペア:

[(1, 291290025980), (2, 145645012990), (4, 72822506495), (5, 58258005196), (10, 29129002598), (20, 14564501299), (41, 7104634780), (82, 3552317390), (164, 1776158695), (205, 1420926956), (410, 710463478), (820, 355231739), (5233, 55664060), (10466, 27832030), (20932, 13916015), (26165, 11132812), (52330, 5566406), (67883, 4291060), (104660, 2783203), (135766, 2145530), (214553, 1357660), (271532, 1072765), (339415, 858212), (429106, 678830)]