72884968

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:147

約数の個数: 96

約数和(自身を含む): 160220160

約数和(自身を除く): 87335192

約数列:

[1, 2, 4, 8, 13, 26, 31, 37, 47, 52, 62, 74, 94, 104, 124, 148, 169, 188, 248, 296, 338, 376, 403, 481, 611, 676, 806, 962, 1147, 1222, 1352, 1457, 1612, 1739, 1924, 2294, 2444, 2914, 3224, 3478, 3848, 4588, 4888, 5239, 5828, 6253, 6956, 7943, 9176, 10478, 11656, 12506, 13912, 14911, 15886, 18941, 20956, 22607, 25012, 29822, 31772, 37882, 41912, 45214, 50024, 53909, 59644, 63544, 75764, 90428, 107818, 119288, 151528, 180856, 193843, 215636, 246233, 293891, 387686, 431272, 492466, 587782, 700817, 775372, 984932, 1175564, 1401634, 1550744, 1969864, 2351128, 2803268, 5606536, 9110621, 18221242, 36442484, 72884968]

約数ペア:

[(1, 72884968), (2, 36442484), (4, 18221242), (8, 9110621), (13, 5606536), (26, 2803268), (31, 2351128), (37, 1969864), (47, 1550744), (52, 1401634), (62, 1175564), (74, 984932), (94, 775372), (104, 700817), (124, 587782), (148, 492466), (169, 431272), (188, 387686), (248, 293891), (296, 246233), (338, 215636), (376, 193843), (403, 180856), (481, 151528), (611, 119288), (676, 107818), (806, 90428), (962, 75764), (1147, 63544), (1222, 59644), (1352, 53909), (1457, 50024), (1612, 45214), (1739, 41912), (1924, 37882), (2294, 31772), (2444, 29822), (2914, 25012), (3224, 22607), (3478, 20956), (3848, 18941), (4588, 15886), (4888, 14911), (5239, 13912), (5828, 12506), (6253, 11656), (6956, 10478), (7943, 9176)]