64518400

素因数分解:

$2^8\times 5^2\times {\mathrm{17}}^1\times {\mathrm{593}}^1$

素因数の和:636

約数の個数: 108

約数和(自身を含む): 169371972

約数和(自身を除く): 104853572

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 32, 34, 40, 50, 64, 68, 80, 85, 100, 128, 136, 160, 170, 200, 256, 272, 320, 340, 400, 425, 544, 593, 640, 680, 800, 850, 1088, 1186, 1280, 1360, 1600, 1700, 2176, 2372, 2720, 2965, 3200, 3400, 4352, 4744, 5440, 5930, 6400, 6800, 9488, 10081, 10880, 11860, 13600, 14825, 18976, 20162, 21760, 23720, 27200, 29650, 37952, 40324, 47440, 50405, 54400, 59300, 75904, 80648, 94880, 100810, 108800, 118600, 151808, 161296, 189760, 201620, 237200, 252025, 322592, 379520, 403240, 474400, 504050, 645184, 759040, 806480, 948800, 1008100, 1290368, 1612960, 1897600, 2016200, 2580736, 3225920, 3795200, 4032400, 6451840, 8064800, 12903680, 16129600, 32259200, 64518400]

約数ペア:

[(1, 64518400), (2, 32259200), (4, 16129600), (5, 12903680), (8, 8064800), (10, 6451840), (16, 4032400), (17, 3795200), (20, 3225920), (25, 2580736), (32, 2016200), (34, 1897600), (40, 1612960), (50, 1290368), (64, 1008100), (68, 948800), (80, 806480), (85, 759040), (100, 645184), (128, 504050), (136, 474400), (160, 403240), (170, 379520), (200, 322592), (256, 252025), (272, 237200), (320, 201620), (340, 189760), (400, 161296), (425, 151808), (544, 118600), (593, 108800), (640, 100810), (680, 94880), (800, 80648), (850, 75904), (1088, 59300), (1186, 54400), (1280, 50405), (1360, 47440), (1600, 40324), (1700, 37952), (2176, 29650), (2372, 27200), (2720, 23720), (2965, 21760), (3200, 20162), (3400, 18976), (4352, 14825), (4744, 13600), (5440, 11860), (5930, 10880), (6400, 10081), (6800, 9488)]