25156938520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{470399}}^1$

素因数の和:470608

約数の個数: 64

約数和(自身を含む): 65028096000

約数和(自身を除く): 39871157480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 191, 280, 382, 764, 955, 1337, 1528, 1910, 2674, 3820, 5348, 6685, 7640, 10696, 13370, 26740, 53480, 470399, 940798, 1881596, 2351995, 3292793, 3763192, 4703990, 6585586, 9407980, 13171172, 16463965, 18815960, 26342344, 32927930, 65855860, 89846209, 131711720, 179692418, 359384836, 449231045, 628923463, 718769672, 898462090, 1257846926, 1796924180, 2515693852, 3144617315, 3593848360, 5031387704, 6289234630, 12578469260, 25156938520]

約数ペア:

[(1, 25156938520), (2, 12578469260), (4, 6289234630), (5, 5031387704), (7, 3593848360), (8, 3144617315), (10, 2515693852), (14, 1796924180), (20, 1257846926), (28, 898462090), (35, 718769672), (40, 628923463), (56, 449231045), (70, 359384836), (140, 179692418), (191, 131711720), (280, 89846209), (382, 65855860), (764, 32927930), (955, 26342344), (1337, 18815960), (1528, 16463965), (1910, 13171172), (2674, 9407980), (3820, 6585586), (5348, 4703990), (6685, 3763192), (7640, 3292793), (10696, 2351995), (13370, 1881596), (26740, 940798), (53480, 470399)]