85897140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{204517}}^1$

素因数の和:204536

約数の個数: 48

約数和(自身を含む): 274872192

約数和(自身を除く): 188975052

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 204517, 409034, 613551, 818068, 1022585, 1227102, 1431619, 2045170, 2454204, 2863238, 3067755, 4090340, 4294857, 5726476, 6135510, 7158095, 8589714, 12271020, 14316190, 17179428, 21474285, 28632380, 42948570, 85897140]

約数ペア:

[(1, 85897140), (2, 42948570), (3, 28632380), (4, 21474285), (5, 17179428), (6, 14316190), (7, 12271020), (10, 8589714), (12, 7158095), (14, 6135510), (15, 5726476), (20, 4294857), (21, 4090340), (28, 3067755), (30, 2863238), (35, 2454204), (42, 2045170), (60, 1431619), (70, 1227102), (84, 1022585), (105, 818068), (140, 613551), (210, 409034), (420, 204517)]