164909500

素因数分解:

$2^2\times 5^3\times 7^2\times {\mathrm{53}}^1\times {\mathrm{127}}^1$

素因数の和:213

約数の個数: 144

約数和(自身を含む): 430230528

約数和(自身を除く): 265321028

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 53, 70, 98, 100, 106, 125, 127, 140, 175, 196, 212, 245, 250, 254, 265, 350, 371, 490, 500, 508, 530, 635, 700, 742, 875, 889, 980, 1060, 1225, 1270, 1325, 1484, 1750, 1778, 1855, 2450, 2540, 2597, 2650, 3175, 3500, 3556, 3710, 4445, 4900, 5194, 5300, 6125, 6223, 6350, 6625, 6731, 7420, 8890, 9275, 10388, 12250, 12446, 12700, 12985, 13250, 13462, 15875, 17780, 18550, 22225, 24500, 24892, 25970, 26500, 26924, 31115, 31750, 33655, 37100, 44450, 46375, 47117, 51940, 62230, 63500, 64925, 67310, 88900, 92750, 94234, 111125, 124460, 129850, 134620, 155575, 168275, 185500, 188468, 222250, 235585, 259700, 311150, 324625, 329819, 336550, 444500, 471170, 622300, 649250, 659638, 673100, 777875, 841375, 942340, 1177925, 1298500, 1319276, 1555750, 1649095, 1682750, 2355850, 3111500, 3298190, 3365500, 4711700, 5889625, 6596380, 8245475, 11779250, 16490950, 23558500, 32981900, 41227375, 82454750, 164909500]

約数ペア:

[(1, 164909500), (2, 82454750), (4, 41227375), (5, 32981900), (7, 23558500), (10, 16490950), (14, 11779250), (20, 8245475), (25, 6596380), (28, 5889625), (35, 4711700), (49, 3365500), (50, 3298190), (53, 3111500), (70, 2355850), (98, 1682750), (100, 1649095), (106, 1555750), (125, 1319276), (127, 1298500), (140, 1177925), (175, 942340), (196, 841375), (212, 777875), (245, 673100), (250, 659638), (254, 649250), (265, 622300), (350, 471170), (371, 444500), (490, 336550), (500, 329819), (508, 324625), (530, 311150), (635, 259700), (700, 235585), (742, 222250), (875, 188468), (889, 185500), (980, 168275), (1060, 155575), (1225, 134620), (1270, 129850), (1325, 124460), (1484, 111125), (1750, 94234), (1778, 92750), (1855, 88900), (2450, 67310), (2540, 64925), (2597, 63500), (2650, 62230), (3175, 51940), (3500, 47117), (3556, 46375), (3710, 44450), (4445, 37100), (4900, 33655), (5194, 31750), (5300, 31115), (6125, 26924), (6223, 26500), (6350, 25970), (6625, 24892), (6731, 24500), (7420, 22225), (8890, 18550), (9275, 17780), (10388, 15875), (12250, 13462), (12446, 13250), (12700, 12985)]