86372920

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{1789}}^1$

素因数の和:1888

約数の個数: 64

約数和(自身を含む): 208785600

約数和(自身を除く): 122412680

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 71, 85, 136, 142, 170, 284, 340, 355, 568, 680, 710, 1207, 1420, 1789, 2414, 2840, 3578, 4828, 6035, 7156, 8945, 9656, 12070, 14312, 17890, 24140, 30413, 35780, 48280, 60826, 71560, 121652, 127019, 152065, 243304, 254038, 304130, 508076, 608260, 635095, 1016152, 1216520, 1270190, 2159323, 2540380, 4318646, 5080760, 8637292, 10796615, 17274584, 21593230, 43186460, 86372920]

約数ペア:

[(1, 86372920), (2, 43186460), (4, 21593230), (5, 17274584), (8, 10796615), (10, 8637292), (17, 5080760), (20, 4318646), (34, 2540380), (40, 2159323), (68, 1270190), (71, 1216520), (85, 1016152), (136, 635095), (142, 608260), (170, 508076), (284, 304130), (340, 254038), (355, 243304), (568, 152065), (680, 127019), (710, 121652), (1207, 71560), (1420, 60826), (1789, 48280), (2414, 35780), (2840, 30413), (3578, 24140), (4828, 17890), (6035, 14312), (7156, 12070), (8945, 9656)]