78344200

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{239}}^1$

素因数の和:415

約数の個数: 96

約数和(自身を含む): 200880000

約数和(自身を除く): 122535800

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 149, 200, 220, 239, 275, 298, 440, 478, 550, 596, 745, 956, 1100, 1192, 1195, 1490, 1639, 1912, 2200, 2390, 2629, 2980, 3278, 3725, 4780, 5258, 5960, 5975, 6556, 7450, 8195, 9560, 10516, 11950, 13112, 13145, 14900, 16390, 21032, 23900, 26290, 29800, 32780, 35611, 40975, 47800, 52580, 65560, 65725, 71222, 81950, 105160, 131450, 142444, 163900, 178055, 262900, 284888, 327800, 356110, 391721, 525800, 712220, 783442, 890275, 1424440, 1566884, 1780550, 1958605, 3133768, 3561100, 3917210, 7122200, 7834420, 9793025, 15668840, 19586050, 39172100, 78344200]

約数ペア:

[(1, 78344200), (2, 39172100), (4, 19586050), (5, 15668840), (8, 9793025), (10, 7834420), (11, 7122200), (20, 3917210), (22, 3561100), (25, 3133768), (40, 1958605), (44, 1780550), (50, 1566884), (55, 1424440), (88, 890275), (100, 783442), (110, 712220), (149, 525800), (200, 391721), (220, 356110), (239, 327800), (275, 284888), (298, 262900), (440, 178055), (478, 163900), (550, 142444), (596, 131450), (745, 105160), (956, 81950), (1100, 71222), (1192, 65725), (1195, 65560), (1490, 52580), (1639, 47800), (1912, 40975), (2200, 35611), (2390, 32780), (2629, 29800), (2980, 26290), (3278, 23900), (3725, 21032), (4780, 16390), (5258, 14900), (5960, 13145), (5975, 13112), (6556, 11950), (7450, 10516), (8195, 9560)]