78141908

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{569}}^1$

素因数の和:744

約数の個数: 48

約数和(自身を含む): 156408000

約数和(自身を除く): 78266092

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 139, 247, 278, 494, 556, 569, 988, 1138, 1807, 2276, 2641, 3614, 5282, 7228, 7397, 10564, 10811, 14794, 21622, 29588, 34333, 43244, 68666, 79091, 137332, 140543, 158182, 281086, 316364, 562172, 1028183, 1502729, 2056366, 3005458, 4112732, 6010916, 19535477, 39070954, 78141908]

約数ペア:

[(1, 78141908), (2, 39070954), (4, 19535477), (13, 6010916), (19, 4112732), (26, 3005458), (38, 2056366), (52, 1502729), (76, 1028183), (139, 562172), (247, 316364), (278, 281086), (494, 158182), (556, 140543), (569, 137332), (988, 79091), (1138, 68666), (1807, 43244), (2276, 34333), (2641, 29588), (3614, 21622), (5282, 14794), (7228, 10811), (7397, 10564)]