690815662550

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{449}}^1\times {\mathrm{877}}^1\times {\mathrm{2699}}^1$

素因数の和:4050

約数の個数: 96

約数和(自身を含む): 1388934540000

約数和(自身を除く): 698118877450

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 449, 650, 877, 898, 1754, 2245, 2699, 4385, 4490, 5398, 5837, 8770, 11225, 11401, 11674, 13495, 21925, 22450, 22802, 26990, 29185, 35087, 43850, 57005, 58370, 67475, 70174, 114010, 134950, 145925, 175435, 285025, 291850, 350870, 393773, 570050, 787546, 877175, 1211851, 1754350, 1968865, 2367023, 2423702, 3937730, 4734046, 5119049, 6059255, 9844325, 10238098, 11835115, 12118510, 15754063, 19688650, 23670230, 25595245, 30296275, 30771299, 31508126, 51190490, 59175575, 60592550, 61542598, 78770315, 118351150, 127976225, 153856495, 157540630, 255952450, 307712990, 393851575, 769282475, 787703150, 1062793327, 1538564950, 2125586654, 5313966635, 10627933270, 13816313251, 26569833175, 27632626502, 53139666350, 69081566255, 138163132510, 345407831275, 690815662550]

約数ペア:

[(1, 690815662550), (2, 345407831275), (5, 138163132510), (10, 69081566255), (13, 53139666350), (25, 27632626502), (26, 26569833175), (50, 13816313251), (65, 10627933270), (130, 5313966635), (325, 2125586654), (449, 1538564950), (650, 1062793327), (877, 787703150), (898, 769282475), (1754, 393851575), (2245, 307712990), (2699, 255952450), (4385, 157540630), (4490, 153856495), (5398, 127976225), (5837, 118351150), (8770, 78770315), (11225, 61542598), (11401, 60592550), (11674, 59175575), (13495, 51190490), (21925, 31508126), (22450, 30771299), (22802, 30296275), (26990, 25595245), (29185, 23670230), (35087, 19688650), (43850, 15754063), (57005, 12118510), (58370, 11835115), (67475, 10238098), (70174, 9844325), (114010, 6059255), (134950, 5119049), (145925, 4734046), (175435, 3937730), (285025, 2423702), (291850, 2367023), (350870, 1968865), (393773, 1754350), (570050, 1211851), (787546, 877175)]