83621720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{22973}}^1$

素因数の和:23004

約数の個数: 64

約数和(自身を含む): 231577920

約数和(自身を除く): 147956200

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 22973, 45946, 91892, 114865, 160811, 183784, 229730, 298649, 321622, 459460, 597298, 643244, 804055, 918920, 1194596, 1286488, 1493245, 1608110, 2090543, 2389192, 2986490, 3216220, 4181086, 5972980, 6432440, 8362172, 10452715, 11945960, 16724344, 20905430, 41810860, 83621720]

約数ペア:

[(1, 83621720), (2, 41810860), (4, 20905430), (5, 16724344), (7, 11945960), (8, 10452715), (10, 8362172), (13, 6432440), (14, 5972980), (20, 4181086), (26, 3216220), (28, 2986490), (35, 2389192), (40, 2090543), (52, 1608110), (56, 1493245), (65, 1286488), (70, 1194596), (91, 918920), (104, 804055), (130, 643244), (140, 597298), (182, 459460), (260, 321622), (280, 298649), (364, 229730), (455, 183784), (520, 160811), (728, 114865), (910, 91892), (1820, 45946), (3640, 22973)]