53495820

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{42457}}^1$

素因数の和:42479

約数の個数: 72

約数和(自身を含む): 185456544

約数和(自身を除く): 131960724

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 42457, 84914, 127371, 169828, 212285, 254742, 297199, 382113, 424570, 509484, 594398, 636855, 764226, 849140, 891597, 1188796, 1273710, 1485995, 1528452, 1783194, 1910565, 2547420, 2674791, 2971990, 3566388, 3821130, 4457985, 5349582, 5943980, 7642260, 8915970, 10699164, 13373955, 17831940, 26747910, 53495820]

約数ペア:

[(1, 53495820), (2, 26747910), (3, 17831940), (4, 13373955), (5, 10699164), (6, 8915970), (7, 7642260), (9, 5943980), (10, 5349582), (12, 4457985), (14, 3821130), (15, 3566388), (18, 2971990), (20, 2674791), (21, 2547420), (28, 1910565), (30, 1783194), (35, 1528452), (36, 1485995), (42, 1273710), (45, 1188796), (60, 891597), (63, 849140), (70, 764226), (84, 636855), (90, 594398), (105, 509484), (126, 424570), (140, 382113), (180, 297199), (210, 254742), (252, 212285), (315, 169828), (420, 127371), (630, 84914), (1260, 42457)]