825966080

素因数分解:

$2^9\times 5^1\times {\mathrm{17}}^1\times {\mathrm{18979}}^1$

素因数の和:19019

約数の個数: 80

約数和(自身を含む): 2096986320

約数和(自身を除く): 1271020240

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 256, 272, 320, 340, 512, 544, 640, 680, 1088, 1280, 1360, 2176, 2560, 2720, 4352, 5440, 8704, 10880, 18979, 21760, 37958, 43520, 75916, 94895, 151832, 189790, 303664, 322643, 379580, 607328, 645286, 759160, 1214656, 1290572, 1518320, 1613215, 2429312, 2581144, 3036640, 3226430, 4858624, 5162288, 6073280, 6452860, 9717248, 10324576, 12146560, 12905720, 20649152, 24293120, 25811440, 41298304, 48586240, 51622880, 82596608, 103245760, 165193216, 206491520, 412983040, 825966080]

約数ペア:

[(1, 825966080), (2, 412983040), (4, 206491520), (5, 165193216), (8, 103245760), (10, 82596608), (16, 51622880), (17, 48586240), (20, 41298304), (32, 25811440), (34, 24293120), (40, 20649152), (64, 12905720), (68, 12146560), (80, 10324576), (85, 9717248), (128, 6452860), (136, 6073280), (160, 5162288), (170, 4858624), (256, 3226430), (272, 3036640), (320, 2581144), (340, 2429312), (512, 1613215), (544, 1518320), (640, 1290572), (680, 1214656), (1088, 759160), (1280, 645286), (1360, 607328), (2176, 379580), (2560, 322643), (2720, 303664), (4352, 189790), (5440, 151832), (8704, 94895), (10880, 75916), (18979, 43520), (21760, 37958)]