638008064

素因数分解:

$2^8\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{797}}^1$

素因数の和:925

約数の個数: 72

約数和(自身を含む): 1321200720

約数和(自身を除く): 683192656

約数列:

[1, 2, 4, 8, 16, 32, 53, 59, 64, 106, 118, 128, 212, 236, 256, 424, 472, 797, 848, 944, 1594, 1696, 1888, 3127, 3188, 3392, 3776, 6254, 6376, 6784, 7552, 12508, 12752, 13568, 15104, 25016, 25504, 42241, 47023, 50032, 51008, 84482, 94046, 100064, 102016, 168964, 188092, 200128, 204032, 337928, 376184, 400256, 675856, 752368, 800512, 1351712, 1504736, 2492219, 2703424, 3009472, 4984438, 5406848, 6018944, 9968876, 10813696, 12037888, 19937752, 39875504, 79751008, 159502016, 319004032, 638008064]

約数ペア:

[(1, 638008064), (2, 319004032), (4, 159502016), (8, 79751008), (16, 39875504), (32, 19937752), (53, 12037888), (59, 10813696), (64, 9968876), (106, 6018944), (118, 5406848), (128, 4984438), (212, 3009472), (236, 2703424), (256, 2492219), (424, 1504736), (472, 1351712), (797, 800512), (848, 752368), (944, 675856), (1594, 400256), (1696, 376184), (1888, 337928), (3127, 204032), (3188, 200128), (3392, 188092), (3776, 168964), (6254, 102016), (6376, 100064), (6784, 94046), (7552, 84482), (12508, 51008), (12752, 50032), (13568, 47023), (15104, 42241), (25016, 25504)]