49948640

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{277}}^1$

素因数の和:329

約数の個数: 144

約数和(自身を含む): 143754912

約数和(自身を除く): 93806272

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 49, 56, 70, 80, 92, 98, 112, 115, 140, 160, 161, 184, 196, 224, 230, 245, 277, 280, 322, 368, 392, 460, 490, 554, 560, 644, 736, 784, 805, 920, 980, 1108, 1120, 1127, 1288, 1385, 1568, 1610, 1840, 1939, 1960, 2216, 2254, 2576, 2770, 3220, 3680, 3878, 3920, 4432, 4508, 5152, 5540, 5635, 6371, 6440, 7756, 7840, 8864, 9016, 9695, 11080, 11270, 12742, 12880, 13573, 15512, 18032, 19390, 22160, 22540, 25484, 25760, 27146, 31024, 31855, 36064, 38780, 44320, 44597, 45080, 50968, 54292, 62048, 63710, 67865, 77560, 89194, 90160, 101936, 108584, 127420, 135730, 155120, 178388, 180320, 203872, 217168, 222985, 254840, 271460, 310240, 312179, 356776, 434336, 445970, 509680, 542920, 624358, 713552, 891940, 1019360, 1085840, 1248716, 1427104, 1560895, 1783880, 2171680, 2497432, 3121790, 3567760, 4994864, 6243580, 7135520, 9989728, 12487160, 24974320, 49948640]

約数ペア:

[(1, 49948640), (2, 24974320), (4, 12487160), (5, 9989728), (7, 7135520), (8, 6243580), (10, 4994864), (14, 3567760), (16, 3121790), (20, 2497432), (23, 2171680), (28, 1783880), (32, 1560895), (35, 1427104), (40, 1248716), (46, 1085840), (49, 1019360), (56, 891940), (70, 713552), (80, 624358), (92, 542920), (98, 509680), (112, 445970), (115, 434336), (140, 356776), (160, 312179), (161, 310240), (184, 271460), (196, 254840), (224, 222985), (230, 217168), (245, 203872), (277, 180320), (280, 178388), (322, 155120), (368, 135730), (392, 127420), (460, 108584), (490, 101936), (554, 90160), (560, 89194), (644, 77560), (736, 67865), (784, 63710), (805, 62048), (920, 54292), (980, 50968), (1108, 45080), (1120, 44597), (1127, 44320), (1288, 38780), (1385, 36064), (1568, 31855), (1610, 31024), (1840, 27146), (1939, 25760), (1960, 25484), (2216, 22540), (2254, 22160), (2576, 19390), (2770, 18032), (3220, 15512), (3680, 13573), (3878, 12880), (3920, 12742), (4432, 11270), (4508, 11080), (5152, 9695), (5540, 9016), (5635, 8864), (6371, 7840), (6440, 7756)]