405608216

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{1297}}^1$

素因数の和:1444

約数の個数: 64

約数和(自身を含む): 854810880

約数和(自身を除く): 449202664

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 97, 104, 124, 194, 248, 388, 403, 776, 806, 1261, 1297, 1612, 2522, 2594, 3007, 3224, 5044, 5188, 6014, 10088, 10376, 12028, 16861, 24056, 33722, 39091, 40207, 67444, 78182, 80414, 125809, 134888, 156364, 160828, 251618, 312728, 321656, 503236, 522691, 1006472, 1045382, 1635517, 2090764, 3271034, 3900079, 4181528, 6542068, 7800158, 13084136, 15600316, 31200632, 50701027, 101402054, 202804108, 405608216]

約数ペア:

[(1, 405608216), (2, 202804108), (4, 101402054), (8, 50701027), (13, 31200632), (26, 15600316), (31, 13084136), (52, 7800158), (62, 6542068), (97, 4181528), (104, 3900079), (124, 3271034), (194, 2090764), (248, 1635517), (388, 1045382), (403, 1006472), (776, 522691), (806, 503236), (1261, 321656), (1297, 312728), (1612, 251618), (2522, 160828), (2594, 156364), (3007, 134888), (3224, 125809), (5044, 80414), (5188, 78182), (6014, 67444), (10088, 40207), (10376, 39091), (12028, 33722), (16861, 24056)]