80195670

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{181}}^1\times {\mathrm{547}}^1$

素因数の和:747

約数の個数: 80

約数和(自身を含む): 217225008

約数和(自身を除く): 137029338

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 181, 270, 362, 405, 543, 547, 810, 905, 1086, 1094, 1629, 1641, 1810, 2715, 2735, 3258, 3282, 4887, 4923, 5430, 5470, 8145, 8205, 9774, 9846, 14661, 14769, 16290, 16410, 24435, 24615, 29322, 29538, 44307, 48870, 49230, 73305, 73845, 88614, 99007, 146610, 147690, 198014, 221535, 297021, 443070, 495035, 594042, 891063, 990070, 1485105, 1782126, 2673189, 2970210, 4455315, 5346378, 8019567, 8910630, 13365945, 16039134, 26731890, 40097835, 80195670]

約数ペア:

[(1, 80195670), (2, 40097835), (3, 26731890), (5, 16039134), (6, 13365945), (9, 8910630), (10, 8019567), (15, 5346378), (18, 4455315), (27, 2970210), (30, 2673189), (45, 1782126), (54, 1485105), (81, 990070), (90, 891063), (135, 594042), (162, 495035), (181, 443070), (270, 297021), (362, 221535), (405, 198014), (543, 147690), (547, 146610), (810, 99007), (905, 88614), (1086, 73845), (1094, 73305), (1629, 49230), (1641, 48870), (1810, 44307), (2715, 29538), (2735, 29322), (3258, 24615), (3282, 24435), (4887, 16410), (4923, 16290), (5430, 14769), (5470, 14661), (8145, 9846), (8205, 9774)]