89129680

素因数分解:

$2^4\times 5^1\times {\mathrm{419}}^1\times {\mathrm{2659}}^1$

素因数の和:3091

約数の個数: 40

約数和(自身を含む): 207799200

約数和(自身を除く): 118669520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 419, 838, 1676, 2095, 2659, 3352, 4190, 5318, 6704, 8380, 10636, 13295, 16760, 21272, 26590, 33520, 42544, 53180, 106360, 212720, 1114121, 2228242, 4456484, 5570605, 8912968, 11141210, 17825936, 22282420, 44564840, 89129680]

約数ペア:

[(1, 89129680), (2, 44564840), (4, 22282420), (5, 17825936), (8, 11141210), (10, 8912968), (16, 5570605), (20, 4456484), (40, 2228242), (80, 1114121), (419, 212720), (838, 106360), (1676, 53180), (2095, 42544), (2659, 33520), (3352, 26590), (4190, 21272), (5318, 16760), (6704, 13295), (8380, 10636)]