140985884

素因数分解:

$2^2\times {\mathrm{13}}^3\times {\mathrm{61}}^1\times {\mathrm{263}}^1$

素因数の和:367

約数の個数: 48

約数和(自身を含む): 272690880

約数和(自身を除く): 131704996

約数列:

[1, 2, 4, 13, 26, 52, 61, 122, 169, 244, 263, 338, 526, 676, 793, 1052, 1586, 2197, 3172, 3419, 4394, 6838, 8788, 10309, 13676, 16043, 20618, 32086, 41236, 44447, 64172, 88894, 134017, 177788, 208559, 268034, 417118, 536068, 577811, 834236, 1155622, 2311244, 2711267, 5422534, 10845068, 35246471, 70492942, 140985884]

約数ペア:

[(1, 140985884), (2, 70492942), (4, 35246471), (13, 10845068), (26, 5422534), (52, 2711267), (61, 2311244), (122, 1155622), (169, 834236), (244, 577811), (263, 536068), (338, 417118), (526, 268034), (676, 208559), (793, 177788), (1052, 134017), (1586, 88894), (2197, 64172), (3172, 44447), (3419, 41236), (4394, 32086), (6838, 20618), (8788, 16043), (10309, 13676)]