26940713680

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2707}}^1\times {\mathrm{4013}}^1$

素因数の和:6764

約数の個数: 80

約数和(自身を含む): 64697716224

約数和(自身を除く): 37757002544

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 2707, 4013, 5414, 8026, 10828, 13535, 16052, 20065, 21656, 27070, 32104, 40130, 43312, 54140, 64208, 80260, 83917, 108280, 124403, 160520, 167834, 216560, 248806, 321040, 335668, 419585, 497612, 622015, 671336, 839170, 995224, 1244030, 1342672, 1678340, 1990448, 2488060, 3356680, 4976120, 6713360, 9952240, 10863191, 21726382, 43452764, 54315955, 86905528, 108631910, 173811056, 217263820, 336758921, 434527640, 673517842, 869055280, 1347035684, 1683794605, 2694071368, 3367589210, 5388142736, 6735178420, 13470356840, 26940713680]

約数ペア:

[(1, 26940713680), (2, 13470356840), (4, 6735178420), (5, 5388142736), (8, 3367589210), (10, 2694071368), (16, 1683794605), (20, 1347035684), (31, 869055280), (40, 673517842), (62, 434527640), (80, 336758921), (124, 217263820), (155, 173811056), (248, 108631910), (310, 86905528), (496, 54315955), (620, 43452764), (1240, 21726382), (2480, 10863191), (2707, 9952240), (4013, 6713360), (5414, 4976120), (8026, 3356680), (10828, 2488060), (13535, 1990448), (16052, 1678340), (20065, 1342672), (21656, 1244030), (27070, 995224), (32104, 839170), (40130, 671336), (43312, 622015), (54140, 497612), (64208, 419585), (80260, 335668), (83917, 321040), (108280, 248806), (124403, 216560), (160520, 167834)]