128929600

素因数分解:

$2^6\times 5^2\times {\mathrm{61}}^1\times {\mathrm{1321}}^1$

素因数の和:1404

約数の個数: 84

約数和(自身を含む): 322692268

約数和(自身を除く): 193762668

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 61, 64, 80, 100, 122, 160, 200, 244, 305, 320, 400, 488, 610, 800, 976, 1220, 1321, 1525, 1600, 1952, 2440, 2642, 3050, 3904, 4880, 5284, 6100, 6605, 9760, 10568, 12200, 13210, 19520, 21136, 24400, 26420, 33025, 42272, 48800, 52840, 66050, 80581, 84544, 97600, 105680, 132100, 161162, 211360, 264200, 322324, 402905, 422720, 528400, 644648, 805810, 1056800, 1289296, 1611620, 2014525, 2113600, 2578592, 3223240, 4029050, 5157184, 6446480, 8058100, 12892960, 16116200, 25785920, 32232400, 64464800, 128929600]

約数ペア:

[(1, 128929600), (2, 64464800), (4, 32232400), (5, 25785920), (8, 16116200), (10, 12892960), (16, 8058100), (20, 6446480), (25, 5157184), (32, 4029050), (40, 3223240), (50, 2578592), (61, 2113600), (64, 2014525), (80, 1611620), (100, 1289296), (122, 1056800), (160, 805810), (200, 644648), (244, 528400), (305, 422720), (320, 402905), (400, 322324), (488, 264200), (610, 211360), (800, 161162), (976, 132100), (1220, 105680), (1321, 97600), (1525, 84544), (1600, 80581), (1952, 66050), (2440, 52840), (2642, 48800), (3050, 42272), (3904, 33025), (4880, 26420), (5284, 24400), (6100, 21136), (6605, 19520), (9760, 13210), (10568, 12200)]