291233359880

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{3631}}^1\times {\mathrm{48907}}^1$

素因数の和:52590

約数の個数: 64

約数和(自身を含む): 671455975680

約数和(自身を除く): 380222615800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 3631, 7262, 14524, 18155, 29048, 36310, 48907, 72620, 97814, 145240, 148871, 195628, 244535, 297742, 391256, 489070, 595484, 744355, 978140, 1190968, 1488710, 1956280, 2005187, 2977420, 4010374, 5954840, 8020748, 10025935, 16041496, 20051870, 40103740, 80207480, 177581317, 355162634, 710325268, 887906585, 1420650536, 1775813170, 3551626340, 7103252680, 7280833997, 14561667994, 29123335988, 36404169985, 58246671976, 72808339970, 145616679940, 291233359880]

約数ペア:

[(1, 291233359880), (2, 145616679940), (4, 72808339970), (5, 58246671976), (8, 36404169985), (10, 29123335988), (20, 14561667994), (40, 7280833997), (41, 7103252680), (82, 3551626340), (164, 1775813170), (205, 1420650536), (328, 887906585), (410, 710325268), (820, 355162634), (1640, 177581317), (3631, 80207480), (7262, 40103740), (14524, 20051870), (18155, 16041496), (29048, 10025935), (36310, 8020748), (48907, 5954840), (72620, 4010374), (97814, 2977420), (145240, 2005187), (148871, 1956280), (195628, 1488710), (244535, 1190968), (297742, 978140), (391256, 744355), (489070, 595484)]