128825120

素因数分解:

$2^5\times 5^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{463}}^1$

素因数の和:562

約数の個数: 96

約数和(自身を含む): 319915008

約数和(自身を除く): 191089888

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 47, 74, 80, 94, 148, 160, 185, 188, 235, 296, 370, 376, 463, 470, 592, 740, 752, 926, 940, 1184, 1480, 1504, 1739, 1852, 1880, 2315, 2960, 3478, 3704, 3760, 4630, 5920, 6956, 7408, 7520, 8695, 9260, 13912, 14816, 17131, 17390, 18520, 21761, 27824, 34262, 34780, 37040, 43522, 55648, 68524, 69560, 74080, 85655, 87044, 108805, 137048, 139120, 171310, 174088, 217610, 274096, 278240, 342620, 348176, 435220, 548192, 685240, 696352, 805157, 870440, 1370480, 1610314, 1740880, 2740960, 3220628, 3481760, 4025785, 6441256, 8051570, 12882512, 16103140, 25765024, 32206280, 64412560, 128825120]

約数ペア:

[(1, 128825120), (2, 64412560), (4, 32206280), (5, 25765024), (8, 16103140), (10, 12882512), (16, 8051570), (20, 6441256), (32, 4025785), (37, 3481760), (40, 3220628), (47, 2740960), (74, 1740880), (80, 1610314), (94, 1370480), (148, 870440), (160, 805157), (185, 696352), (188, 685240), (235, 548192), (296, 435220), (370, 348176), (376, 342620), (463, 278240), (470, 274096), (592, 217610), (740, 174088), (752, 171310), (926, 139120), (940, 137048), (1184, 108805), (1480, 87044), (1504, 85655), (1739, 74080), (1852, 69560), (1880, 68524), (2315, 55648), (2960, 43522), (3478, 37040), (3704, 34780), (3760, 34262), (4630, 27824), (5920, 21761), (6956, 18520), (7408, 17390), (7520, 17131), (8695, 14816), (9260, 13912)]