100798840

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{379}}^1$

素因数の和:560

約数の個数: 64

約数和(自身を含む): 233244000

約数和(自身を除く): 132445160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 109, 122, 218, 244, 305, 379, 436, 488, 545, 610, 758, 872, 1090, 1220, 1516, 1895, 2180, 2440, 3032, 3790, 4360, 6649, 7580, 13298, 15160, 23119, 26596, 33245, 41311, 46238, 53192, 66490, 82622, 92476, 115595, 132980, 165244, 184952, 206555, 231190, 265960, 330488, 413110, 462380, 826220, 924760, 1652440, 2519971, 5039942, 10079884, 12599855, 20159768, 25199710, 50399420, 100798840]

約数ペア:

[(1, 100798840), (2, 50399420), (4, 25199710), (5, 20159768), (8, 12599855), (10, 10079884), (20, 5039942), (40, 2519971), (61, 1652440), (109, 924760), (122, 826220), (218, 462380), (244, 413110), (305, 330488), (379, 265960), (436, 231190), (488, 206555), (545, 184952), (610, 165244), (758, 132980), (872, 115595), (1090, 92476), (1220, 82622), (1516, 66490), (1895, 53192), (2180, 46238), (2440, 41311), (3032, 33245), (3790, 26596), (4360, 23119), (6649, 15160), (7580, 13298)]