641314125

素因数分解:

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

素因数の和:253

約数の個数: 128

約数和(自身を含む): 1274457600

約数和(自身を除く): 633143475

約数列:

[1, 3, 5, 9, 15, 19, 25, 27, 45, 57, 73, 75, 95, 125, 135, 137, 171, 219, 225, 285, 365, 375, 411, 475, 513, 657, 675, 685, 855, 1095, 1125, 1233, 1387, 1425, 1825, 1971, 2055, 2375, 2565, 2603, 3285, 3375, 3425, 3699, 4161, 4275, 5475, 6165, 6935, 7125, 7809, 9125, 9855, 10001, 10275, 12483, 12825, 13015, 16425, 17125, 18495, 20805, 21375, 23427, 27375, 30003, 30825, 34675, 37449, 39045, 49275, 50005, 51375, 62415, 64125, 65075, 70281, 82125, 90009, 92475, 104025, 117135, 150015, 154125, 173375, 187245, 190019, 195225, 246375, 250025, 270027, 312075, 325375, 351405, 450045, 462375, 520125, 570057, 585675, 750075, 936225, 950095, 976125, 1250125, 1350135, 1560375, 1710171, 1757025, 2250225, 2850285, 2928375, 3750375, 4681125, 4750475, 5130513, 6750675, 8550855, 8785125, 11251125, 14251425, 23752375, 25652565, 33753375, 42754275, 71257125, 128262825, 213771375, 641314125]

約数ペア:

[(1, 641314125), (3, 213771375), (5, 128262825), (9, 71257125), (15, 42754275), (19, 33753375), (25, 25652565), (27, 23752375), (45, 14251425), (57, 11251125), (73, 8785125), (75, 8550855), (95, 6750675), (125, 5130513), (135, 4750475), (137, 4681125), (171, 3750375), (219, 2928375), (225, 2850285), (285, 2250225), (365, 1757025), (375, 1710171), (411, 1560375), (475, 1350135), (513, 1250125), (657, 976125), (675, 950095), (685, 936225), (855, 750075), (1095, 585675), (1125, 570057), (1233, 520125), (1387, 462375), (1425, 450045), (1825, 351405), (1971, 325375), (2055, 312075), (2375, 270027), (2565, 250025), (2603, 246375), (3285, 195225), (3375, 190019), (3425, 187245), (3699, 173375), (4161, 154125), (4275, 150015), (5475, 117135), (6165, 104025), (6935, 92475), (7125, 90009), (7809, 82125), (9125, 70281), (9855, 65075), (10001, 64125), (10275, 62415), (12483, 51375), (12825, 50005), (13015, 49275), (16425, 39045), (17125, 37449), (18495, 34675), (20805, 30825), (21375, 30003), (23427, 27375)]