52181680

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{397}}^1$

素因数の和:494

約数の個数: 80

約数和(自身を含む): 127920384

約数和(自身を除く): 75738704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 53, 62, 80, 106, 124, 155, 212, 248, 265, 310, 397, 424, 496, 530, 620, 794, 848, 1060, 1240, 1588, 1643, 1985, 2120, 2480, 3176, 3286, 3970, 4240, 6352, 6572, 7940, 8215, 12307, 13144, 15880, 16430, 21041, 24614, 26288, 31760, 32860, 42082, 49228, 61535, 65720, 84164, 98456, 105205, 123070, 131440, 168328, 196912, 210410, 246140, 336656, 420820, 492280, 652271, 841640, 984560, 1304542, 1683280, 2609084, 3261355, 5218168, 6522710, 10436336, 13045420, 26090840, 52181680]

約数ペア:

[(1, 52181680), (2, 26090840), (4, 13045420), (5, 10436336), (8, 6522710), (10, 5218168), (16, 3261355), (20, 2609084), (31, 1683280), (40, 1304542), (53, 984560), (62, 841640), (80, 652271), (106, 492280), (124, 420820), (155, 336656), (212, 246140), (248, 210410), (265, 196912), (310, 168328), (397, 131440), (424, 123070), (496, 105205), (530, 98456), (620, 84164), (794, 65720), (848, 61535), (1060, 49228), (1240, 42082), (1588, 32860), (1643, 31760), (1985, 26288), (2120, 24614), (2480, 21041), (3176, 16430), (3286, 15880), (3970, 13144), (4240, 12307), (6352, 8215), (6572, 7940)]