89031380

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{8447}}^1$

素因数の和:8504

約数の個数: 48

約数和(自身を含む): 204374016

約数和(自身を除く): 115342636

約数列:

[1, 2, 4, 5, 10, 17, 20, 31, 34, 62, 68, 85, 124, 155, 170, 310, 340, 527, 620, 1054, 2108, 2635, 5270, 8447, 10540, 16894, 33788, 42235, 84470, 143599, 168940, 261857, 287198, 523714, 574396, 717995, 1047428, 1309285, 1435990, 2618570, 2871980, 4451569, 5237140, 8903138, 17806276, 22257845, 44515690, 89031380]

約数ペア:

[(1, 89031380), (2, 44515690), (4, 22257845), (5, 17806276), (10, 8903138), (17, 5237140), (20, 4451569), (31, 2871980), (34, 2618570), (62, 1435990), (68, 1309285), (85, 1047428), (124, 717995), (155, 574396), (170, 523714), (310, 287198), (340, 261857), (527, 168940), (620, 143599), (1054, 84470), (2108, 42235), (2635, 33788), (5270, 16894), (8447, 10540)]