201616250

素因数分解:

$2^1\times 5^4\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:118

約数の個数: 120

約数和(自身を含む): 438759552

約数和(自身を除く): 237143302

約数列:

[1, 2, 5, 10, 11, 22, 25, 31, 43, 50, 55, 62, 86, 110, 121, 125, 155, 215, 242, 250, 275, 310, 341, 430, 473, 550, 605, 625, 682, 775, 946, 1075, 1210, 1250, 1333, 1375, 1550, 1705, 2150, 2365, 2666, 2750, 3025, 3410, 3751, 3875, 4730, 5203, 5375, 6050, 6665, 6875, 7502, 7750, 8525, 10406, 10750, 11825, 13330, 13750, 14663, 15125, 17050, 18755, 19375, 23650, 26015, 26875, 29326, 30250, 33325, 37510, 38750, 42625, 52030, 53750, 59125, 66650, 73315, 75625, 85250, 93775, 118250, 130075, 146630, 151250, 161293, 166625, 187550, 213125, 260150, 295625, 322586, 333250, 366575, 426250, 468875, 591250, 650375, 733150, 806465, 833125, 937750, 1300750, 1612930, 1666250, 1832875, 2344375, 3251875, 3665750, 4032325, 4688750, 6503750, 8064650, 9164375, 18328750, 20161625, 40323250, 100808125, 201616250]

約数ペア:

[(1, 201616250), (2, 100808125), (5, 40323250), (10, 20161625), (11, 18328750), (22, 9164375), (25, 8064650), (31, 6503750), (43, 4688750), (50, 4032325), (55, 3665750), (62, 3251875), (86, 2344375), (110, 1832875), (121, 1666250), (125, 1612930), (155, 1300750), (215, 937750), (242, 833125), (250, 806465), (275, 733150), (310, 650375), (341, 591250), (430, 468875), (473, 426250), (550, 366575), (605, 333250), (625, 322586), (682, 295625), (775, 260150), (946, 213125), (1075, 187550), (1210, 166625), (1250, 161293), (1333, 151250), (1375, 146630), (1550, 130075), (1705, 118250), (2150, 93775), (2365, 85250), (2666, 75625), (2750, 73315), (3025, 66650), (3410, 59125), (3751, 53750), (3875, 52030), (4730, 42625), (5203, 38750), (5375, 37510), (6050, 33325), (6665, 30250), (6875, 29326), (7502, 26875), (7750, 26015), (8525, 23650), (10406, 19375), (10750, 18755), (11825, 17050), (13330, 15125), (13750, 14663)]