38999360

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1$

素因数の和:208

約数の個数: 112

約数和(自身を含む): 100730304

約数和(自身を除く): 61730944

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 67, 68, 80, 85, 107, 134, 136, 160, 170, 214, 268, 272, 320, 335, 340, 428, 535, 536, 544, 670, 680, 856, 1070, 1072, 1088, 1139, 1340, 1360, 1712, 1819, 2140, 2144, 2278, 2680, 2720, 3424, 3638, 4280, 4288, 4556, 5360, 5440, 5695, 6848, 7169, 7276, 8560, 9095, 9112, 10720, 11390, 14338, 14552, 17120, 18190, 18224, 21440, 22780, 28676, 29104, 34240, 35845, 36380, 36448, 45560, 57352, 58208, 71690, 72760, 72896, 91120, 114704, 116416, 121873, 143380, 145520, 182240, 229408, 243746, 286760, 291040, 364480, 458816, 487492, 573520, 582080, 609365, 974984, 1147040, 1218730, 1949968, 2294080, 2437460, 3899936, 4874920, 7799872, 9749840, 19499680, 38999360]

約数ペア:

[(1, 38999360), (2, 19499680), (4, 9749840), (5, 7799872), (8, 4874920), (10, 3899936), (16, 2437460), (17, 2294080), (20, 1949968), (32, 1218730), (34, 1147040), (40, 974984), (64, 609365), (67, 582080), (68, 573520), (80, 487492), (85, 458816), (107, 364480), (134, 291040), (136, 286760), (160, 243746), (170, 229408), (214, 182240), (268, 145520), (272, 143380), (320, 121873), (335, 116416), (340, 114704), (428, 91120), (535, 72896), (536, 72760), (544, 71690), (670, 58208), (680, 57352), (856, 45560), (1070, 36448), (1072, 36380), (1088, 35845), (1139, 34240), (1340, 29104), (1360, 28676), (1712, 22780), (1819, 21440), (2140, 18224), (2144, 18190), (2278, 17120), (2680, 14552), (2720, 14338), (3424, 11390), (3638, 10720), (4280, 9112), (4288, 9095), (4556, 8560), (5360, 7276), (5440, 7169), (5695, 6848)]