2552918.00000000

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{313}}^1$

素因数の和:431

約数の個数: 96

約数和(自身を含む): 132935040

約数和(自身を除く): 82235300

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 89, 91, 130, 140, 178, 182, 260, 313, 356, 364, 445, 455, 623, 626, 890, 910, 1157, 1246, 1252, 1565, 1780, 1820, 2191, 2314, 2492, 3115, 3130, 4069, 4382, 4628, 5785, 6230, 6260, 8099, 8138, 8764, 10955, 11570, 12460, 16198, 16276, 20345, 21910, 23140, 27857, 28483, 32396, 40495, 40690, 43820, 55714, 56966, 80990, 81380, 111428, 113932, 139285, 142415, 161980, 194999, 278570, 284830, 362141, 389998, 557140, 569660, 724282, 779996, 974995, 1448564, 1810705, 1949990, 2534987, 3621410, 3899980, 5069974, 7242820, 10139948, 12674935, 25349870, 50699740]

約数ペア:

[(1, 50699740), (2, 25349870), (4, 12674935), (5, 10139948), (7, 7242820), (10, 5069974), (13, 3899980), (14, 3621410), (20, 2534987), (26, 1949990), (28, 1810705), (35, 1448564), (52, 974995), (65, 779996), (70, 724282), (89, 569660), (91, 557140), (130, 389998), (140, 362141), (178, 284830), (182, 278570), (260, 194999), (313, 161980), (356, 142415), (364, 139285), (445, 113932), (455, 111428), (623, 81380), (626, 80990), (890, 56966), (910, 55714), (1157, 43820), (1246, 40690), (1252, 40495), (1565, 32396), (1780, 28483), (1820, 27857), (2191, 23140), (2314, 21910), (2492, 20345), (3115, 16276), (3130, 16198), (4069, 12460), (4382, 11570), (4628, 10955), (5785, 8764), (6230, 8138), (6260, 8099)]