55215520

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{443}}^1$

素因数の和:518

約数の個数: 96

約数和(自身を含む): 140978880

約数和(自身を除く): 85763360

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 41, 76, 80, 82, 95, 152, 160, 164, 190, 205, 304, 328, 380, 410, 443, 608, 656, 760, 779, 820, 886, 1312, 1520, 1558, 1640, 1772, 2215, 3040, 3116, 3280, 3544, 3895, 4430, 6232, 6560, 7088, 7790, 8417, 8860, 12464, 14176, 15580, 16834, 17720, 18163, 24928, 31160, 33668, 35440, 36326, 42085, 62320, 67336, 70880, 72652, 84170, 90815, 124640, 134672, 145304, 168340, 181630, 269344, 290608, 336680, 345097, 363260, 581216, 673360, 690194, 726520, 1346720, 1380388, 1453040, 1725485, 2760776, 2906080, 3450970, 5521552, 6901940, 11043104, 13803880, 27607760, 55215520]

約数ペア:

[(1, 55215520), (2, 27607760), (4, 13803880), (5, 11043104), (8, 6901940), (10, 5521552), (16, 3450970), (19, 2906080), (20, 2760776), (32, 1725485), (38, 1453040), (40, 1380388), (41, 1346720), (76, 726520), (80, 690194), (82, 673360), (95, 581216), (152, 363260), (160, 345097), (164, 336680), (190, 290608), (205, 269344), (304, 181630), (328, 168340), (380, 145304), (410, 134672), (443, 124640), (608, 90815), (656, 84170), (760, 72652), (779, 70880), (820, 67336), (886, 62320), (1312, 42085), (1520, 36326), (1558, 35440), (1640, 33668), (1772, 31160), (2215, 24928), (3040, 18163), (3116, 17720), (3280, 16834), (3544, 15580), (3895, 14176), (4430, 12464), (6232, 8860), (6560, 8417), (7088, 7790)]