76804780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{4409}}^1$

素因数の和:4498

約数の個数: 48

約数和(自身を含む): 176329440

約数和(自身を除く): 99524660

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 67, 130, 134, 260, 268, 335, 670, 871, 1340, 1742, 3484, 4355, 4409, 8710, 8818, 17420, 17636, 22045, 44090, 57317, 88180, 114634, 229268, 286585, 295403, 573170, 590806, 1146340, 1181612, 1477015, 2954030, 3840239, 5908060, 7680478, 15360956, 19201195, 38402390, 76804780]

約数ペア:

[(1, 76804780), (2, 38402390), (4, 19201195), (5, 15360956), (10, 7680478), (13, 5908060), (20, 3840239), (26, 2954030), (52, 1477015), (65, 1181612), (67, 1146340), (130, 590806), (134, 573170), (260, 295403), (268, 286585), (335, 229268), (670, 114634), (871, 88180), (1340, 57317), (1742, 44090), (3484, 22045), (4355, 17636), (4409, 17420), (8710, 8818)]