42754275

素因数分解:

$3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1$

素因数の和:245

約数の個数: 72

約数和(自身を含む): 82308720

約数和(自身を除く): 39554445

約数列:

[1, 3, 5, 9, 15, 19, 25, 45, 57, 73, 75, 95, 137, 171, 219, 225, 285, 365, 411, 475, 657, 685, 855, 1095, 1233, 1387, 1425, 1825, 2055, 2603, 3285, 3425, 4161, 4275, 5475, 6165, 6935, 7809, 10001, 10275, 12483, 13015, 16425, 20805, 23427, 30003, 30825, 34675, 39045, 50005, 62415, 65075, 90009, 104025, 117135, 150015, 190019, 195225, 250025, 312075, 450045, 570057, 585675, 750075, 950095, 1710171, 2250225, 2850285, 4750475, 8550855, 14251425, 42754275]

約数ペア:

[(1, 42754275), (3, 14251425), (5, 8550855), (9, 4750475), (15, 2850285), (19, 2250225), (25, 1710171), (45, 950095), (57, 750075), (73, 585675), (75, 570057), (95, 450045), (137, 312075), (171, 250025), (219, 195225), (225, 190019), (285, 150015), (365, 117135), (411, 104025), (475, 90009), (657, 65075), (685, 62415), (855, 50005), (1095, 39045), (1233, 34675), (1387, 30825), (1425, 30003), (1825, 23427), (2055, 20805), (2603, 16425), (3285, 13015), (3425, 12483), (4161, 10275), (4275, 10001), (5475, 7809), (6165, 6935)]