49825980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{857}}^1$

素因数の和:908

約数の個数: 144

約数和(自身を含む): 168648480

約数和(自身を除く): 118822500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 19, 20, 30, 34, 36, 38, 45, 51, 57, 60, 68, 76, 85, 90, 95, 102, 114, 153, 170, 171, 180, 190, 204, 228, 255, 285, 306, 323, 340, 342, 380, 510, 570, 612, 646, 684, 765, 855, 857, 969, 1020, 1140, 1292, 1530, 1615, 1710, 1714, 1938, 2571, 2907, 3060, 3230, 3420, 3428, 3876, 4285, 4845, 5142, 5814, 6460, 7713, 8570, 9690, 10284, 11628, 12855, 14535, 14569, 15426, 16283, 17140, 19380, 25710, 29070, 29138, 30852, 32566, 38565, 43707, 48849, 51420, 58140, 58276, 65132, 72845, 77130, 81415, 87414, 97698, 131121, 145690, 146547, 154260, 162830, 174828, 195396, 218535, 244245, 262242, 276811, 291380, 293094, 325660, 437070, 488490, 524484, 553622, 586188, 655605, 732735, 830433, 874140, 976980, 1107244, 1311210, 1384055, 1465470, 1660866, 2491299, 2622420, 2768110, 2930940, 3321732, 4152165, 4982598, 5536220, 8304330, 9965196, 12456495, 16608660, 24912990, 49825980]

約数ペア:

[(1, 49825980), (2, 24912990), (3, 16608660), (4, 12456495), (5, 9965196), (6, 8304330), (9, 5536220), (10, 4982598), (12, 4152165), (15, 3321732), (17, 2930940), (18, 2768110), (19, 2622420), (20, 2491299), (30, 1660866), (34, 1465470), (36, 1384055), (38, 1311210), (45, 1107244), (51, 976980), (57, 874140), (60, 830433), (68, 732735), (76, 655605), (85, 586188), (90, 553622), (95, 524484), (102, 488490), (114, 437070), (153, 325660), (170, 293094), (171, 291380), (180, 276811), (190, 262242), (204, 244245), (228, 218535), (255, 195396), (285, 174828), (306, 162830), (323, 154260), (340, 146547), (342, 145690), (380, 131121), (510, 97698), (570, 87414), (612, 81415), (646, 77130), (684, 72845), (765, 65132), (855, 58276), (857, 58140), (969, 51420), (1020, 48849), (1140, 43707), (1292, 38565), (1530, 32566), (1615, 30852), (1710, 29138), (1714, 29070), (1938, 25710), (2571, 19380), (2907, 17140), (3060, 16283), (3230, 15426), (3420, 14569), (3428, 14535), (3876, 12855), (4285, 11628), (4845, 10284), (5142, 9690), (5814, 8570), (6460, 7713)]