71914640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{2423}}^1$

素因数の和:2496

約数の個数: 80

約数和(自身を含む): 194773248

約数和(自身を除く): 122858608

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 53, 56, 70, 80, 106, 112, 140, 212, 265, 280, 371, 424, 530, 560, 742, 848, 1060, 1484, 1855, 2120, 2423, 2968, 3710, 4240, 4846, 5936, 7420, 9692, 12115, 14840, 16961, 19384, 24230, 29680, 33922, 38768, 48460, 67844, 84805, 96920, 128419, 135688, 169610, 193840, 256838, 271376, 339220, 513676, 642095, 678440, 898933, 1027352, 1284190, 1356880, 1797866, 2054704, 2568380, 3595732, 4494665, 5136760, 7191464, 8989330, 10273520, 14382928, 17978660, 35957320, 71914640]

約数ペア:

[(1, 71914640), (2, 35957320), (4, 17978660), (5, 14382928), (7, 10273520), (8, 8989330), (10, 7191464), (14, 5136760), (16, 4494665), (20, 3595732), (28, 2568380), (35, 2054704), (40, 1797866), (53, 1356880), (56, 1284190), (70, 1027352), (80, 898933), (106, 678440), (112, 642095), (140, 513676), (212, 339220), (265, 271376), (280, 256838), (371, 193840), (424, 169610), (530, 135688), (560, 128419), (742, 96920), (848, 84805), (1060, 67844), (1484, 48460), (1855, 38768), (2120, 33922), (2423, 29680), (2968, 24230), (3710, 19384), (4240, 16961), (4846, 14840), (5936, 12115), (7420, 9692)]