80875284

素因数分解:

$2^2\times 3^1\times 7^5\times {\mathrm{401}}^1$

素因数の和:443

約数の個数: 72

約数和(自身を含む): 220707648

約数和(自身を除く): 139832364

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 343, 401, 588, 686, 802, 1029, 1203, 1372, 1604, 2058, 2401, 2406, 2807, 4116, 4802, 4812, 5614, 7203, 8421, 9604, 11228, 14406, 16807, 16842, 19649, 28812, 33614, 33684, 39298, 50421, 58947, 67228, 78596, 100842, 117894, 137543, 201684, 235788, 275086, 412629, 550172, 825258, 962801, 1650516, 1925602, 2888403, 3851204, 5776806, 6739607, 11553612, 13479214, 20218821, 26958428, 40437642, 80875284]

約数ペア:

[(1, 80875284), (2, 40437642), (3, 26958428), (4, 20218821), (6, 13479214), (7, 11553612), (12, 6739607), (14, 5776806), (21, 3851204), (28, 2888403), (42, 1925602), (49, 1650516), (84, 962801), (98, 825258), (147, 550172), (196, 412629), (294, 275086), (343, 235788), (401, 201684), (588, 137543), (686, 117894), (802, 100842), (1029, 78596), (1203, 67228), (1372, 58947), (1604, 50421), (2058, 39298), (2401, 33684), (2406, 33614), (2807, 28812), (4116, 19649), (4802, 16842), (4812, 16807), (5614, 14406), (7203, 11228), (8421, 9604)]