201855535

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{173}}^1$

素因数の和:292

約数の個数: 64

約数和(自身を含む): 308489472

約数和(自身を除く): 106633937

約数列:

[1, 5, 7, 17, 35, 37, 53, 85, 119, 173, 185, 259, 265, 371, 595, 629, 865, 901, 1211, 1295, 1855, 1961, 2941, 3145, 4403, 4505, 6055, 6307, 6401, 9169, 9805, 13727, 14705, 20587, 22015, 31535, 32005, 33337, 44807, 45845, 64183, 68635, 102935, 108817, 155873, 166685, 224035, 233359, 320915, 339253, 544085, 761719, 779365, 1091111, 1166795, 1696265, 2374771, 3808595, 5455555, 5767301, 11873855, 28836505, 40371107, 201855535]

約数ペア:

[(1, 201855535), (5, 40371107), (7, 28836505), (17, 11873855), (35, 5767301), (37, 5455555), (53, 3808595), (85, 2374771), (119, 1696265), (173, 1166795), (185, 1091111), (259, 779365), (265, 761719), (371, 544085), (595, 339253), (629, 320915), (865, 233359), (901, 224035), (1211, 166685), (1295, 155873), (1855, 108817), (1961, 102935), (2941, 68635), (3145, 64183), (4403, 45845), (4505, 44807), (6055, 33337), (6307, 32005), (6401, 31535), (9169, 22015), (9805, 20587), (13727, 14705)]