49711480

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1951}}^1$

素因数の和:1989

約数の個数: 96

約数和(自身を含む): 140192640

約数和(自身を除く): 90481160

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 49, 52, 56, 65, 70, 91, 98, 104, 130, 140, 182, 196, 245, 260, 280, 364, 392, 455, 490, 520, 637, 728, 910, 980, 1274, 1820, 1951, 1960, 2548, 3185, 3640, 3902, 5096, 6370, 7804, 9755, 12740, 13657, 15608, 19510, 25363, 25480, 27314, 39020, 50726, 54628, 68285, 78040, 95599, 101452, 109256, 126815, 136570, 177541, 191198, 202904, 253630, 273140, 355082, 382396, 477995, 507260, 546280, 710164, 764792, 887705, 955990, 1014520, 1242787, 1420328, 1775410, 1911980, 2485574, 3550820, 3823960, 4971148, 6213935, 7101640, 9942296, 12427870, 24855740, 49711480]

約数ペア:

[(1, 49711480), (2, 24855740), (4, 12427870), (5, 9942296), (7, 7101640), (8, 6213935), (10, 4971148), (13, 3823960), (14, 3550820), (20, 2485574), (26, 1911980), (28, 1775410), (35, 1420328), (40, 1242787), (49, 1014520), (52, 955990), (56, 887705), (65, 764792), (70, 710164), (91, 546280), (98, 507260), (104, 477995), (130, 382396), (140, 355082), (182, 273140), (196, 253630), (245, 202904), (260, 191198), (280, 177541), (364, 136570), (392, 126815), (455, 109256), (490, 101452), (520, 95599), (637, 78040), (728, 68285), (910, 54628), (980, 50726), (1274, 39020), (1820, 27314), (1951, 25480), (1960, 25363), (2548, 19510), (3185, 15608), (3640, 13657), (3902, 12740), (5096, 9755), (6370, 7804)]