858603280

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{461}}^1\times {\mathrm{751}}^1$

素因数の和:1256

約数の個数: 80

約数和(自身を含む): 2067867648

約数和(自身を除く): 1209264368

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 461, 496, 620, 751, 922, 1240, 1502, 1844, 2305, 2480, 3004, 3688, 3755, 4610, 6008, 7376, 7510, 9220, 12016, 14291, 15020, 18440, 23281, 28582, 30040, 36880, 46562, 57164, 60080, 71455, 93124, 114328, 116405, 142910, 186248, 228656, 232810, 285820, 346211, 372496, 465620, 571640, 692422, 931240, 1143280, 1384844, 1731055, 1862480, 2769688, 3462110, 5539376, 6924220, 10732541, 13848440, 21465082, 27696880, 42930164, 53662705, 85860328, 107325410, 171720656, 214650820, 429301640, 858603280]

約数ペア:

[(1, 858603280), (2, 429301640), (4, 214650820), (5, 171720656), (8, 107325410), (10, 85860328), (16, 53662705), (20, 42930164), (31, 27696880), (40, 21465082), (62, 13848440), (80, 10732541), (124, 6924220), (155, 5539376), (248, 3462110), (310, 2769688), (461, 1862480), (496, 1731055), (620, 1384844), (751, 1143280), (922, 931240), (1240, 692422), (1502, 571640), (1844, 465620), (2305, 372496), (2480, 346211), (3004, 285820), (3688, 232810), (3755, 228656), (4610, 186248), (6008, 142910), (7376, 116405), (7510, 114328), (9220, 93124), (12016, 71455), (14291, 60080), (15020, 57164), (18440, 46562), (23281, 36880), (28582, 30040)]