5108140

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1$

素因数の和:202

約数の個数: 48

約数和(自身を含む): 11249280

約数和(自身を除く): 6141140

約数列:

[1, 2, 4, 5, 10, 20, 53, 61, 79, 106, 122, 158, 212, 244, 265, 305, 316, 395, 530, 610, 790, 1060, 1220, 1580, 3233, 4187, 4819, 6466, 8374, 9638, 12932, 16165, 16748, 19276, 20935, 24095, 32330, 41870, 48190, 64660, 83740, 96380, 255407, 510814, 1021628, 1277035, 2554070, 5108140]

約数ペア:

[(1, 5108140), (2, 2554070), (4, 1277035), (5, 1021628), (10, 510814), (20, 255407), (53, 96380), (61, 83740), (79, 64660), (106, 48190), (122, 41870), (158, 32330), (212, 24095), (244, 20935), (265, 19276), (305, 16748), (316, 16165), (395, 12932), (530, 9638), (610, 8374), (790, 6466), (1060, 4819), (1220, 4187), (1580, 3233)]