71814470

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1489}}^1$

素因数の和:1569

約数の個数: 64

約数和(自身を含む): 162207360

約数和(自身を除く): 90392890

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 53, 65, 70, 91, 106, 130, 182, 265, 371, 455, 530, 689, 742, 910, 1378, 1489, 1855, 2978, 3445, 3710, 4823, 6890, 7445, 9646, 10423, 14890, 19357, 20846, 24115, 38714, 48230, 52115, 78917, 96785, 104230, 135499, 157834, 193570, 270998, 394585, 552419, 677495, 789170, 1025921, 1104838, 1354990, 2051842, 2762095, 5129605, 5524190, 7181447, 10259210, 14362894, 35907235, 71814470]

約数ペア:

[(1, 71814470), (2, 35907235), (5, 14362894), (7, 10259210), (10, 7181447), (13, 5524190), (14, 5129605), (26, 2762095), (35, 2051842), (53, 1354990), (65, 1104838), (70, 1025921), (91, 789170), (106, 677495), (130, 552419), (182, 394585), (265, 270998), (371, 193570), (455, 157834), (530, 135499), (689, 104230), (742, 96785), (910, 78917), (1378, 52115), (1489, 48230), (1855, 38714), (2978, 24115), (3445, 20846), (3710, 19357), (4823, 14890), (6890, 10423), (7445, 9646)]