64809400

素因数分解:

$2^3\times 5^2\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{193}}^1$

素因数の和:305

約数の個数: 96

約数和(自身を含む): 160212960

約数和(自身を除く): 95403560

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 25, 40, 46, 50, 73, 92, 100, 115, 146, 184, 193, 200, 230, 292, 365, 386, 460, 575, 584, 730, 772, 920, 965, 1150, 1460, 1544, 1679, 1825, 1930, 2300, 2920, 3358, 3650, 3860, 4439, 4600, 4825, 6716, 7300, 7720, 8395, 8878, 9650, 13432, 14089, 14600, 16790, 17756, 19300, 22195, 28178, 33580, 35512, 38600, 41975, 44390, 56356, 67160, 70445, 83950, 88780, 110975, 112712, 140890, 167900, 177560, 221950, 281780, 324047, 335800, 352225, 443900, 563560, 648094, 704450, 887800, 1296188, 1408900, 1620235, 2592376, 2817800, 3240470, 6480940, 8101175, 12961880, 16202350, 32404700, 64809400]

約数ペア:

[(1, 64809400), (2, 32404700), (4, 16202350), (5, 12961880), (8, 8101175), (10, 6480940), (20, 3240470), (23, 2817800), (25, 2592376), (40, 1620235), (46, 1408900), (50, 1296188), (73, 887800), (92, 704450), (100, 648094), (115, 563560), (146, 443900), (184, 352225), (193, 335800), (200, 324047), (230, 281780), (292, 221950), (365, 177560), (386, 167900), (460, 140890), (575, 112712), (584, 110975), (730, 88780), (772, 83950), (920, 70445), (965, 67160), (1150, 56356), (1460, 44390), (1544, 41975), (1679, 38600), (1825, 35512), (1930, 33580), (2300, 28178), (2920, 22195), (3358, 19300), (3650, 17756), (3860, 16790), (4439, 14600), (4600, 14089), (4825, 13432), (6716, 9650), (7300, 8878), (7720, 8395)]