205127800

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2347}}^1$

素因数の和:2405

約数の個数: 96

約数和(自身を含む): 524073600

約数和(自身を除く): 318945800

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 23, 25, 38, 40, 46, 50, 76, 92, 95, 100, 115, 152, 184, 190, 200, 230, 380, 437, 460, 475, 575, 760, 874, 920, 950, 1150, 1748, 1900, 2185, 2300, 2347, 3496, 3800, 4370, 4600, 4694, 8740, 9388, 10925, 11735, 17480, 18776, 21850, 23470, 43700, 44593, 46940, 53981, 58675, 87400, 89186, 93880, 107962, 117350, 178372, 215924, 222965, 234700, 269905, 356744, 431848, 445930, 469400, 539810, 891860, 1025639, 1079620, 1114825, 1349525, 1783720, 2051278, 2159240, 2229650, 2699050, 4102556, 4459300, 5128195, 5398100, 8205112, 8918600, 10256390, 10796200, 20512780, 25640975, 41025560, 51281950, 102563900, 205127800]

約数ペア:

[(1, 205127800), (2, 102563900), (4, 51281950), (5, 41025560), (8, 25640975), (10, 20512780), (19, 10796200), (20, 10256390), (23, 8918600), (25, 8205112), (38, 5398100), (40, 5128195), (46, 4459300), (50, 4102556), (76, 2699050), (92, 2229650), (95, 2159240), (100, 2051278), (115, 1783720), (152, 1349525), (184, 1114825), (190, 1079620), (200, 1025639), (230, 891860), (380, 539810), (437, 469400), (460, 445930), (475, 431848), (575, 356744), (760, 269905), (874, 234700), (920, 222965), (950, 215924), (1150, 178372), (1748, 117350), (1900, 107962), (2185, 93880), (2300, 89186), (2347, 87400), (3496, 58675), (3800, 53981), (4370, 46940), (4600, 44593), (4694, 43700), (8740, 23470), (9388, 21850), (10925, 18776), (11735, 17480)]