25843920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{419}}^1$

素因数の和:692

約数の個数: 80

約数和(自身を含む): 80619840

約数和(自身を除く): 54775920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 257, 419, 514, 771, 838, 1028, 1257, 1285, 1542, 1676, 2056, 2095, 2514, 2570, 3084, 3352, 3855, 4112, 4190, 5028, 5140, 6168, 6285, 6704, 7710, 8380, 10056, 10280, 12336, 12570, 15420, 16760, 20112, 20560, 25140, 30840, 33520, 50280, 61680, 100560, 107683, 215366, 323049, 430732, 538415, 646098, 861464, 1076830, 1292196, 1615245, 1722928, 2153660, 2584392, 3230490, 4307320, 5168784, 6460980, 8614640, 12921960, 25843920]

約数ペア:

[(1, 25843920), (2, 12921960), (3, 8614640), (4, 6460980), (5, 5168784), (6, 4307320), (8, 3230490), (10, 2584392), (12, 2153660), (15, 1722928), (16, 1615245), (20, 1292196), (24, 1076830), (30, 861464), (40, 646098), (48, 538415), (60, 430732), (80, 323049), (120, 215366), (240, 107683), (257, 100560), (419, 61680), (514, 50280), (771, 33520), (838, 30840), (1028, 25140), (1257, 20560), (1285, 20112), (1542, 16760), (1676, 15420), (2056, 12570), (2095, 12336), (2514, 10280), (2570, 10056), (3084, 8380), (3352, 7710), (3855, 6704), (4112, 6285), (4190, 6168), (5028, 5140)]