156799903990

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{1787}}^1\times {\mathrm{8117}}^1$

素因数の和:9981

約数の個数: 64

約数和(自身を含む): 300982708224

約数和(自身を除く): 144182804234

約数列:

[1, 2, 5, 10, 23, 46, 47, 94, 115, 230, 235, 470, 1081, 1787, 2162, 3574, 5405, 8117, 8935, 10810, 16234, 17870, 40585, 41101, 81170, 82202, 83989, 167978, 186691, 205505, 373382, 381499, 411010, 419945, 762998, 839890, 933455, 1866910, 1907495, 1931747, 3814990, 3863494, 8774477, 9658735, 14505079, 17548954, 19317470, 29010158, 43872385, 72525395, 87744770, 145050790, 333616817, 667233634, 681738713, 1363477426, 1668084085, 3336168170, 3408693565, 6817387130, 15679990399, 31359980798, 78399951995, 156799903990]

約数ペア:

[(1, 156799903990), (2, 78399951995), (5, 31359980798), (10, 15679990399), (23, 6817387130), (46, 3408693565), (47, 3336168170), (94, 1668084085), (115, 1363477426), (230, 681738713), (235, 667233634), (470, 333616817), (1081, 145050790), (1787, 87744770), (2162, 72525395), (3574, 43872385), (5405, 29010158), (8117, 19317470), (8935, 17548954), (10810, 14505079), (16234, 9658735), (17870, 8774477), (40585, 3863494), (41101, 3814990), (81170, 1931747), (82202, 1907495), (83989, 1866910), (167978, 933455), (186691, 839890), (205505, 762998), (373382, 419945), (381499, 411010)]