204540800

素因数分解:

$2^7\times 5^2\times {\mathrm{41}}^1\times {\mathrm{1559}}^1$

素因数の和:1624

約数の個数: 96

約数和(自身を含む): 517935600

約数和(自身を除く): 313394800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 41, 50, 64, 80, 82, 100, 128, 160, 164, 200, 205, 320, 328, 400, 410, 640, 656, 800, 820, 1025, 1312, 1559, 1600, 1640, 2050, 2624, 3118, 3200, 3280, 4100, 5248, 6236, 6560, 7795, 8200, 12472, 13120, 15590, 16400, 24944, 26240, 31180, 32800, 38975, 49888, 62360, 63919, 65600, 77950, 99776, 124720, 127838, 131200, 155900, 199552, 249440, 255676, 311800, 319595, 498880, 511352, 623600, 639190, 997760, 1022704, 1247200, 1278380, 1597975, 2045408, 2494400, 2556760, 3195950, 4090816, 4988800, 5113520, 6391900, 8181632, 10227040, 12783800, 20454080, 25567600, 40908160, 51135200, 102270400, 204540800]

約数ペア:

[(1, 204540800), (2, 102270400), (4, 51135200), (5, 40908160), (8, 25567600), (10, 20454080), (16, 12783800), (20, 10227040), (25, 8181632), (32, 6391900), (40, 5113520), (41, 4988800), (50, 4090816), (64, 3195950), (80, 2556760), (82, 2494400), (100, 2045408), (128, 1597975), (160, 1278380), (164, 1247200), (200, 1022704), (205, 997760), (320, 639190), (328, 623600), (400, 511352), (410, 498880), (640, 319595), (656, 311800), (800, 255676), (820, 249440), (1025, 199552), (1312, 155900), (1559, 131200), (1600, 127838), (1640, 124720), (2050, 99776), (2624, 77950), (3118, 65600), (3200, 63919), (3280, 62360), (4100, 49888), (5248, 38975), (6236, 32800), (6560, 31180), (7795, 26240), (8200, 24944), (12472, 16400), (13120, 15590)]