89744000

素因数分解:

$2^7\times 5^3\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:179

約数の個数: 128

約数和(自身を含む): 229132800

約数和(自身を除く): 139388800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 71, 79, 80, 100, 125, 128, 142, 158, 160, 200, 250, 284, 316, 320, 355, 395, 400, 500, 568, 632, 640, 710, 790, 800, 1000, 1136, 1264, 1420, 1580, 1600, 1775, 1975, 2000, 2272, 2528, 2840, 3160, 3200, 3550, 3950, 4000, 4544, 5056, 5609, 5680, 6320, 7100, 7900, 8000, 8875, 9088, 9875, 10112, 11218, 11360, 12640, 14200, 15800, 16000, 17750, 19750, 22436, 22720, 25280, 28045, 28400, 31600, 35500, 39500, 44872, 45440, 50560, 56090, 56800, 63200, 71000, 79000, 89744, 112180, 113600, 126400, 140225, 142000, 158000, 179488, 224360, 227200, 252800, 280450, 284000, 316000, 358976, 448720, 560900, 568000, 632000, 701125, 717952, 897440, 1121800, 1136000, 1264000, 1402250, 1794880, 2243600, 2804500, 3589760, 4487200, 5609000, 8974400, 11218000, 17948800, 22436000, 44872000, 89744000]

約数ペア:

[(1, 89744000), (2, 44872000), (4, 22436000), (5, 17948800), (8, 11218000), (10, 8974400), (16, 5609000), (20, 4487200), (25, 3589760), (32, 2804500), (40, 2243600), (50, 1794880), (64, 1402250), (71, 1264000), (79, 1136000), (80, 1121800), (100, 897440), (125, 717952), (128, 701125), (142, 632000), (158, 568000), (160, 560900), (200, 448720), (250, 358976), (284, 316000), (316, 284000), (320, 280450), (355, 252800), (395, 227200), (400, 224360), (500, 179488), (568, 158000), (632, 142000), (640, 140225), (710, 126400), (790, 113600), (800, 112180), (1000, 89744), (1136, 79000), (1264, 71000), (1420, 63200), (1580, 56800), (1600, 56090), (1775, 50560), (1975, 45440), (2000, 44872), (2272, 39500), (2528, 35500), (2840, 31600), (3160, 28400), (3200, 28045), (3550, 25280), (3950, 22720), (4000, 22436), (4544, 19750), (5056, 17750), (5609, 16000), (5680, 15800), (6320, 14200), (7100, 12640), (7900, 11360), (8000, 11218), (8875, 10112), (9088, 9875)]