78903200

素因数分解:

$2^5\times 5^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{179}}^1$

素因数の和:247

約数の個数: 144

約数和(自身を含む): 210924000

約数和(自身を除く): 132020800

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 29, 32, 38, 40, 50, 58, 76, 80, 95, 100, 116, 145, 152, 160, 179, 190, 200, 232, 290, 304, 358, 380, 400, 464, 475, 551, 580, 608, 716, 725, 760, 800, 895, 928, 950, 1102, 1160, 1432, 1450, 1520, 1790, 1900, 2204, 2320, 2755, 2864, 2900, 3040, 3401, 3580, 3800, 4408, 4475, 4640, 5191, 5510, 5728, 5800, 6802, 7160, 7600, 8816, 8950, 10382, 11020, 11600, 13604, 13775, 14320, 15200, 17005, 17632, 17900, 20764, 22040, 23200, 25955, 27208, 27550, 28640, 34010, 35800, 41528, 44080, 51910, 54416, 55100, 68020, 71600, 83056, 85025, 88160, 98629, 103820, 108832, 110200, 129775, 136040, 143200, 166112, 170050, 197258, 207640, 220400, 259550, 272080, 340100, 394516, 415280, 440800, 493145, 519100, 544160, 680200, 789032, 830560, 986290, 1038200, 1360400, 1578064, 1972580, 2076400, 2465725, 2720800, 3156128, 3945160, 4152800, 4931450, 7890320, 9862900, 15780640, 19725800, 39451600, 78903200]

約数ペア:

[(1, 78903200), (2, 39451600), (4, 19725800), (5, 15780640), (8, 9862900), (10, 7890320), (16, 4931450), (19, 4152800), (20, 3945160), (25, 3156128), (29, 2720800), (32, 2465725), (38, 2076400), (40, 1972580), (50, 1578064), (58, 1360400), (76, 1038200), (80, 986290), (95, 830560), (100, 789032), (116, 680200), (145, 544160), (152, 519100), (160, 493145), (179, 440800), (190, 415280), (200, 394516), (232, 340100), (290, 272080), (304, 259550), (358, 220400), (380, 207640), (400, 197258), (464, 170050), (475, 166112), (551, 143200), (580, 136040), (608, 129775), (716, 110200), (725, 108832), (760, 103820), (800, 98629), (895, 88160), (928, 85025), (950, 83056), (1102, 71600), (1160, 68020), (1432, 55100), (1450, 54416), (1520, 51910), (1790, 44080), (1900, 41528), (2204, 35800), (2320, 34010), (2755, 28640), (2864, 27550), (2900, 27208), (3040, 25955), (3401, 23200), (3580, 22040), (3800, 20764), (4408, 17900), (4475, 17632), (4640, 17005), (5191, 15200), (5510, 14320), (5728, 13775), (5800, 13604), (6802, 11600), (7160, 11020), (7600, 10382), (8816, 8950)]