80354988

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{18757}}^1$

素因数の和:18791

約数の個数: 72

約数和(自身を含む): 245804832

約数和(自身を除く): 165449844

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 21, 28, 34, 36, 42, 51, 63, 68, 84, 102, 119, 126, 153, 204, 238, 252, 306, 357, 476, 612, 714, 1071, 1428, 2142, 4284, 18757, 37514, 56271, 75028, 112542, 131299, 168813, 225084, 262598, 318869, 337626, 393897, 525196, 637738, 675252, 787794, 956607, 1181691, 1275476, 1575588, 1913214, 2232083, 2363382, 2869821, 3826428, 4464166, 4726764, 5739642, 6696249, 8928332, 11479284, 13392498, 20088747, 26784996, 40177494, 80354988]

約数ペア:

[(1, 80354988), (2, 40177494), (3, 26784996), (4, 20088747), (6, 13392498), (7, 11479284), (9, 8928332), (12, 6696249), (14, 5739642), (17, 4726764), (18, 4464166), (21, 3826428), (28, 2869821), (34, 2363382), (36, 2232083), (42, 1913214), (51, 1575588), (63, 1275476), (68, 1181691), (84, 956607), (102, 787794), (119, 675252), (126, 637738), (153, 525196), (204, 393897), (238, 337626), (252, 318869), (306, 262598), (357, 225084), (476, 168813), (612, 131299), (714, 112542), (1071, 75028), (1428, 56271), (2142, 37514), (4284, 18757)]