251013440

素因数分解:

$2^6\times 5^1\times {\mathrm{107}}^1\times {\mathrm{7331}}^1$

素因数の和:7455

約数の個数: 56

約数和(自身を含む): 603394272

約数和(自身を除く): 352380832

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 107, 160, 214, 320, 428, 535, 856, 1070, 1712, 2140, 3424, 4280, 6848, 7331, 8560, 14662, 17120, 29324, 34240, 36655, 58648, 73310, 117296, 146620, 234592, 293240, 469184, 586480, 784417, 1172960, 1568834, 2345920, 3137668, 3922085, 6275336, 7844170, 12550672, 15688340, 25101344, 31376680, 50202688, 62753360, 125506720, 251013440]

約数ペア:

[(1, 251013440), (2, 125506720), (4, 62753360), (5, 50202688), (8, 31376680), (10, 25101344), (16, 15688340), (20, 12550672), (32, 7844170), (40, 6275336), (64, 3922085), (80, 3137668), (107, 2345920), (160, 1568834), (214, 1172960), (320, 784417), (428, 586480), (535, 469184), (856, 293240), (1070, 234592), (1712, 146620), (2140, 117296), (3424, 73310), (4280, 58648), (6848, 36655), (7331, 34240), (8560, 29324), (14662, 17120)]