79219575

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1$

素因数の和:321

約数の個数: 72

約数和(自身を含む): 152334000

約数和(自身を除く): 73114425

約数列:

[1, 3, 5, 9, 15, 17, 25, 45, 51, 75, 85, 139, 149, 153, 225, 255, 417, 425, 447, 695, 745, 765, 1251, 1275, 1341, 2085, 2235, 2363, 2533, 3475, 3725, 3825, 6255, 6705, 7089, 7599, 10425, 11175, 11815, 12665, 20711, 21267, 22797, 31275, 33525, 35445, 37995, 59075, 62133, 63325, 103555, 106335, 113985, 177225, 186399, 189975, 310665, 352087, 517775, 531675, 569925, 931995, 1056261, 1553325, 1760435, 3168783, 4659975, 5281305, 8802175, 15843915, 26406525, 79219575]

約数ペア:

[(1, 79219575), (3, 26406525), (5, 15843915), (9, 8802175), (15, 5281305), (17, 4659975), (25, 3168783), (45, 1760435), (51, 1553325), (75, 1056261), (85, 931995), (139, 569925), (149, 531675), (153, 517775), (225, 352087), (255, 310665), (417, 189975), (425, 186399), (447, 177225), (695, 113985), (745, 106335), (765, 103555), (1251, 63325), (1275, 62133), (1341, 59075), (2085, 37995), (2235, 35445), (2363, 33525), (2533, 31275), (3475, 22797), (3725, 21267), (3825, 20711), (6255, 12665), (6705, 11815), (7089, 11175), (7599, 10425)]