71815068

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{887}}^1$

素因数の和:1083

約数の個数: 72

約数和(自身を含む): 196848288

約数和(自身を除く): 125033220

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 173, 234, 346, 468, 519, 692, 887, 1038, 1557, 1774, 2076, 2249, 2661, 3114, 3548, 4498, 5322, 6228, 6747, 7983, 8996, 10644, 11531, 13494, 15966, 20241, 23062, 26988, 31932, 34593, 40482, 46124, 69186, 80964, 103779, 138372, 153451, 207558, 306902, 415116, 460353, 613804, 920706, 1381059, 1841412, 1994863, 2762118, 3989726, 5524236, 5984589, 7979452, 11969178, 17953767, 23938356, 35907534, 71815068]

約数ペア:

[(1, 71815068), (2, 35907534), (3, 23938356), (4, 17953767), (6, 11969178), (9, 7979452), (12, 5984589), (13, 5524236), (18, 3989726), (26, 2762118), (36, 1994863), (39, 1841412), (52, 1381059), (78, 920706), (117, 613804), (156, 460353), (173, 415116), (234, 306902), (346, 207558), (468, 153451), (519, 138372), (692, 103779), (887, 80964), (1038, 69186), (1557, 46124), (1774, 40482), (2076, 34593), (2249, 31932), (2661, 26988), (3114, 23062), (3548, 20241), (4498, 15966), (5322, 13494), (6228, 11531), (6747, 10644), (7983, 8996)]