77977028

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{521}}^1$

素因数の和:644

約数の個数: 48

約数和(自身を含む): 151538688

約数和(自身を除く): 73561660

約数列:

[1, 2, 4, 17, 31, 34, 62, 68, 71, 124, 142, 284, 521, 527, 1042, 1054, 1207, 2084, 2108, 2201, 2414, 4402, 4828, 8804, 8857, 16151, 17714, 32302, 35428, 36991, 37417, 64604, 73982, 74834, 147964, 149668, 274567, 549134, 628847, 1098268, 1146721, 1257694, 2293442, 2515388, 4586884, 19494257, 38988514, 77977028]

約数ペア:

[(1, 77977028), (2, 38988514), (4, 19494257), (17, 4586884), (31, 2515388), (34, 2293442), (62, 1257694), (68, 1146721), (71, 1098268), (124, 628847), (142, 549134), (284, 274567), (521, 149668), (527, 147964), (1042, 74834), (1054, 73982), (1207, 64604), (2084, 37417), (2108, 36991), (2201, 35428), (2414, 32302), (4402, 17714), (4828, 16151), (8804, 8857)]