319440550

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1039}}^1$

素因数の和:1118

約数の個数: 96

約数和(自身を含む): 714954240

約数和(自身を除く): 395513690

約数列:

[1, 2, 5, 10, 11, 13, 22, 25, 26, 43, 50, 55, 65, 86, 110, 130, 143, 215, 275, 286, 325, 430, 473, 550, 559, 650, 715, 946, 1039, 1075, 1118, 1430, 2078, 2150, 2365, 2795, 3575, 4730, 5195, 5590, 6149, 7150, 10390, 11429, 11825, 12298, 13507, 13975, 22858, 23650, 25975, 27014, 27950, 30745, 44677, 51950, 57145, 61490, 67535, 89354, 114290, 135070, 148577, 153725, 223385, 285725, 297154, 307450, 337675, 446770, 491447, 571450, 580801, 675350, 742885, 982894, 1116925, 1161602, 1485770, 2233850, 2457235, 2904005, 3714425, 4914470, 5808010, 6388811, 7428850, 12286175, 12777622, 14520025, 24572350, 29040050, 31944055, 63888110, 159720275, 319440550]

約数ペア:

[(1, 319440550), (2, 159720275), (5, 63888110), (10, 31944055), (11, 29040050), (13, 24572350), (22, 14520025), (25, 12777622), (26, 12286175), (43, 7428850), (50, 6388811), (55, 5808010), (65, 4914470), (86, 3714425), (110, 2904005), (130, 2457235), (143, 2233850), (215, 1485770), (275, 1161602), (286, 1116925), (325, 982894), (430, 742885), (473, 675350), (550, 580801), (559, 571450), (650, 491447), (715, 446770), (946, 337675), (1039, 307450), (1075, 297154), (1118, 285725), (1430, 223385), (2078, 153725), (2150, 148577), (2365, 135070), (2795, 114290), (3575, 89354), (4730, 67535), (5195, 61490), (5590, 57145), (6149, 51950), (7150, 44677), (10390, 30745), (11429, 27950), (11825, 27014), (12298, 25975), (13507, 23650), (13975, 22858)]