814153600

素因数分解:

$2^7\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19571}}^1$

素因数の和:19608

約数の個数: 96

約数和(自身を含む): 2166033240

約数和(自身を除く): 1351879640

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 64, 65, 80, 100, 104, 128, 130, 160, 200, 208, 260, 320, 325, 400, 416, 520, 640, 650, 800, 832, 1040, 1300, 1600, 1664, 2080, 2600, 3200, 4160, 5200, 8320, 10400, 19571, 20800, 39142, 41600, 78284, 97855, 156568, 195710, 254423, 313136, 391420, 489275, 508846, 626272, 782840, 978550, 1017692, 1252544, 1272115, 1565680, 1957100, 2035384, 2505088, 2544230, 3131360, 3914200, 4070768, 5088460, 6262720, 6360575, 7828400, 8141536, 10176920, 12525440, 12721150, 15656800, 16283072, 20353840, 25442300, 31313600, 32566144, 40707680, 50884600, 62627200, 81415360, 101769200, 162830720, 203538400, 407076800, 814153600]

約数ペア:

[(1, 814153600), (2, 407076800), (4, 203538400), (5, 162830720), (8, 101769200), (10, 81415360), (13, 62627200), (16, 50884600), (20, 40707680), (25, 32566144), (26, 31313600), (32, 25442300), (40, 20353840), (50, 16283072), (52, 15656800), (64, 12721150), (65, 12525440), (80, 10176920), (100, 8141536), (104, 7828400), (128, 6360575), (130, 6262720), (160, 5088460), (200, 4070768), (208, 3914200), (260, 3131360), (320, 2544230), (325, 2505088), (400, 2035384), (416, 1957100), (520, 1565680), (640, 1272115), (650, 1252544), (800, 1017692), (832, 978550), (1040, 782840), (1300, 626272), (1600, 508846), (1664, 489275), (2080, 391420), (2600, 313136), (3200, 254423), (4160, 195710), (5200, 156568), (8320, 97855), (10400, 78284), (19571, 41600), (20800, 39142)]