638222704

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{5003}}^1$

素因数の和:5102

約数の個数: 80

約数和(自身を含む): 1518974208

約数和(自身を除く): 880751504

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 56, 67, 68, 112, 119, 134, 136, 238, 268, 272, 469, 476, 536, 938, 952, 1072, 1139, 1876, 1904, 2278, 3752, 4556, 5003, 7504, 7973, 9112, 10006, 15946, 18224, 20012, 31892, 35021, 40024, 63784, 70042, 80048, 85051, 127568, 140084, 170102, 280168, 335201, 340204, 560336, 595357, 670402, 680408, 1190714, 1340804, 1360816, 2346407, 2381428, 2681608, 4692814, 4762856, 5363216, 5698417, 9385628, 9525712, 11396834, 18771256, 22793668, 37542512, 39888919, 45587336, 79777838, 91174672, 159555676, 319111352, 638222704]

約数ペア:

[(1, 638222704), (2, 319111352), (4, 159555676), (7, 91174672), (8, 79777838), (14, 45587336), (16, 39888919), (17, 37542512), (28, 22793668), (34, 18771256), (56, 11396834), (67, 9525712), (68, 9385628), (112, 5698417), (119, 5363216), (134, 4762856), (136, 4692814), (238, 2681608), (268, 2381428), (272, 2346407), (469, 1360816), (476, 1340804), (536, 1190714), (938, 680408), (952, 670402), (1072, 595357), (1139, 560336), (1876, 340204), (1904, 335201), (2278, 280168), (3752, 170102), (4556, 140084), (5003, 127568), (7504, 85051), (7973, 80048), (9112, 70042), (10006, 63784), (15946, 40024), (18224, 35021), (20012, 31892)]