201968000

素因数分解:

$2^7\times 5^3\times {\mathrm{13}}^1\times {\mathrm{971}}^1$

素因数の和:1013

約数の個数: 128

約数和(自身を含む): 541326240

約数和(自身を除く): 339358240

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 64, 65, 80, 100, 104, 125, 128, 130, 160, 200, 208, 250, 260, 320, 325, 400, 416, 500, 520, 640, 650, 800, 832, 971, 1000, 1040, 1300, 1600, 1625, 1664, 1942, 2000, 2080, 2600, 3200, 3250, 3884, 4000, 4160, 4855, 5200, 6500, 7768, 8000, 8320, 9710, 10400, 12623, 13000, 15536, 16000, 19420, 20800, 24275, 25246, 26000, 31072, 38840, 41600, 48550, 50492, 52000, 62144, 63115, 77680, 97100, 100984, 104000, 121375, 124288, 126230, 155360, 194200, 201968, 208000, 242750, 252460, 310720, 315575, 388400, 403936, 485500, 504920, 621440, 631150, 776800, 807872, 971000, 1009840, 1262300, 1553600, 1577875, 1615744, 1942000, 2019680, 2524600, 3107200, 3155750, 3884000, 4039360, 5049200, 6311500, 7768000, 8078720, 10098400, 12623000, 15536000, 20196800, 25246000, 40393600, 50492000, 100984000, 201968000]

約数ペア:

[(1, 201968000), (2, 100984000), (4, 50492000), (5, 40393600), (8, 25246000), (10, 20196800), (13, 15536000), (16, 12623000), (20, 10098400), (25, 8078720), (26, 7768000), (32, 6311500), (40, 5049200), (50, 4039360), (52, 3884000), (64, 3155750), (65, 3107200), (80, 2524600), (100, 2019680), (104, 1942000), (125, 1615744), (128, 1577875), (130, 1553600), (160, 1262300), (200, 1009840), (208, 971000), (250, 807872), (260, 776800), (320, 631150), (325, 621440), (400, 504920), (416, 485500), (500, 403936), (520, 388400), (640, 315575), (650, 310720), (800, 252460), (832, 242750), (971, 208000), (1000, 201968), (1040, 194200), (1300, 155360), (1600, 126230), (1625, 124288), (1664, 121375), (1942, 104000), (2000, 100984), (2080, 97100), (2600, 77680), (3200, 63115), (3250, 62144), (3884, 52000), (4000, 50492), (4160, 48550), (4855, 41600), (5200, 38840), (6500, 31072), (7768, 26000), (8000, 25246), (8320, 24275), (9710, 20800), (10400, 19420), (12623, 16000), (13000, 15536)]