2748450

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{73}}^1\times {\mathrm{251}}^1$

素因数の和:339

約数の個数: 48

約数和(自身を含む): 6937056

約数和(自身を除く): 4188606

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 73, 75, 146, 150, 219, 251, 365, 438, 502, 730, 753, 1095, 1255, 1506, 1825, 2190, 2510, 3650, 3765, 5475, 6275, 7530, 10950, 12550, 18323, 18825, 36646, 37650, 54969, 91615, 109938, 183230, 274845, 458075, 549690, 916150, 1374225, 2748450]

約数ペア:

[(1, 2748450), (2, 1374225), (3, 916150), (5, 549690), (6, 458075), (10, 274845), (15, 183230), (25, 109938), (30, 91615), (50, 54969), (73, 37650), (75, 36646), (146, 18825), (150, 18323), (219, 12550), (251, 10950), (365, 7530), (438, 6275), (502, 5475), (730, 3765), (753, 3650), (1095, 2510), (1255, 2190), (1506, 1825)]