201908875

素因数分解:

$5^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1$

素因数の和:233

約数の個数: 64

約数和(自身を含む): 304761600

約数和(自身を除く): 102852725

約数列:

[1, 5, 7, 25, 29, 35, 73, 109, 125, 145, 175, 203, 365, 511, 545, 725, 763, 875, 1015, 1825, 2117, 2555, 2725, 3161, 3625, 3815, 5075, 7957, 9125, 10585, 12775, 13625, 14819, 15805, 19075, 22127, 25375, 39785, 52925, 55699, 63875, 74095, 79025, 95375, 110635, 198925, 230753, 264625, 278495, 370475, 395125, 553175, 994625, 1153765, 1392475, 1615271, 1852375, 2765875, 5768825, 6962375, 8076355, 28844125, 40381775, 201908875]

約数ペア:

[(1, 201908875), (5, 40381775), (7, 28844125), (25, 8076355), (29, 6962375), (35, 5768825), (73, 2765875), (109, 1852375), (125, 1615271), (145, 1392475), (175, 1153765), (203, 994625), (365, 553175), (511, 395125), (545, 370475), (725, 278495), (763, 264625), (875, 230753), (1015, 198925), (1825, 110635), (2117, 95375), (2555, 79025), (2725, 74095), (3161, 63875), (3625, 55699), (3815, 52925), (5075, 39785), (7957, 25375), (9125, 22127), (10585, 19075), (12775, 15805), (13625, 14819)]