65021356060

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1\times {\mathrm{1987}}^1$

素因数の和:2363

約数の個数: 96

約数和(自身を含む): 140273280000

約数和(自身を除く): 75251923940

約数列:

[1, 2, 4, 5, 10, 20, 79, 139, 149, 158, 278, 298, 316, 395, 556, 596, 695, 745, 790, 1390, 1490, 1580, 1987, 2780, 2980, 3974, 7948, 9935, 10981, 11771, 19870, 20711, 21962, 23542, 39740, 41422, 43924, 47084, 54905, 58855, 82844, 103555, 109810, 117710, 156973, 207110, 219620, 235420, 276193, 296063, 313946, 414220, 552386, 592126, 627892, 784865, 1104772, 1184252, 1380965, 1480315, 1569730, 1636169, 2761930, 2960630, 3139460, 3272338, 5523860, 5921260, 6544676, 8180845, 16361690, 21819247, 23388977, 32723380, 41152757, 43638494, 46777954, 82305514, 87276988, 93555908, 109096235, 116944885, 164611028, 205763785, 218192470, 233889770, 411527570, 436384940, 467779540, 823055140, 3251067803, 6502135606, 13004271212, 16255339015, 32510678030, 65021356060]

約数ペア:

[(1, 65021356060), (2, 32510678030), (4, 16255339015), (5, 13004271212), (10, 6502135606), (20, 3251067803), (79, 823055140), (139, 467779540), (149, 436384940), (158, 411527570), (278, 233889770), (298, 218192470), (316, 205763785), (395, 164611028), (556, 116944885), (596, 109096235), (695, 93555908), (745, 87276988), (790, 82305514), (1390, 46777954), (1490, 43638494), (1580, 41152757), (1987, 32723380), (2780, 23388977), (2980, 21819247), (3974, 16361690), (7948, 8180845), (9935, 6544676), (10981, 5921260), (11771, 5523860), (19870, 3272338), (20711, 3139460), (21962, 2960630), (23542, 2761930), (39740, 1636169), (41422, 1569730), (43924, 1480315), (47084, 1380965), (54905, 1184252), (58855, 1104772), (82844, 784865), (103555, 627892), (109810, 592126), (117710, 552386), (156973, 414220), (207110, 313946), (219620, 296063), (235420, 276193)]