85839992

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{251}}^1$

素因数の和:492

約数の個数: 64

約数和(自身を含む): 191600640

約数和(自身を除く): 105760648

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 197, 217, 248, 251, 394, 434, 502, 788, 868, 1004, 1379, 1576, 1736, 1757, 2008, 2758, 3514, 5516, 6107, 7028, 7781, 11032, 12214, 14056, 15562, 24428, 31124, 42749, 48856, 49447, 54467, 62248, 85498, 98894, 108934, 170996, 197788, 217868, 341992, 346129, 395576, 435736, 692258, 1384516, 1532857, 2769032, 3065714, 6131428, 10729999, 12262856, 21459998, 42919996, 85839992]

約数ペア:

[(1, 85839992), (2, 42919996), (4, 21459998), (7, 12262856), (8, 10729999), (14, 6131428), (28, 3065714), (31, 2769032), (56, 1532857), (62, 1384516), (124, 692258), (197, 435736), (217, 395576), (248, 346129), (251, 341992), (394, 217868), (434, 197788), (502, 170996), (788, 108934), (868, 98894), (1004, 85498), (1379, 62248), (1576, 54467), (1736, 49447), (1757, 48856), (2008, 42749), (2758, 31124), (3514, 24428), (5516, 15562), (6107, 14056), (7028, 12214), (7781, 11032)]