99810400

素因数分解:

$2^5\times 5^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{179}}^1$

素因数の和:257

約数の個数: 144

約数和(自身を含む): 265764240

約数和(自身を除く): 165953840

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 32, 34, 40, 41, 50, 68, 80, 82, 85, 100, 136, 160, 164, 170, 179, 200, 205, 272, 328, 340, 358, 400, 410, 425, 544, 656, 680, 697, 716, 800, 820, 850, 895, 1025, 1312, 1360, 1394, 1432, 1640, 1700, 1790, 2050, 2720, 2788, 2864, 3043, 3280, 3400, 3485, 3580, 4100, 4475, 5576, 5728, 6086, 6560, 6800, 6970, 7160, 7339, 8200, 8950, 11152, 12172, 13600, 13940, 14320, 14678, 15215, 16400, 17425, 17900, 22304, 24344, 27880, 28640, 29356, 30430, 32800, 34850, 35800, 36695, 48688, 55760, 58712, 60860, 69700, 71600, 73390, 76075, 97376, 111520, 117424, 121720, 124763, 139400, 143200, 146780, 152150, 183475, 234848, 243440, 249526, 278800, 293560, 304300, 366950, 486880, 499052, 557600, 587120, 608600, 623815, 733900, 998104, 1174240, 1217200, 1247630, 1467800, 1996208, 2434400, 2495260, 2935600, 3119075, 3992416, 4990520, 5871200, 6238150, 9981040, 12476300, 19962080, 24952600, 49905200, 99810400]

約数ペア:

[(1, 99810400), (2, 49905200), (4, 24952600), (5, 19962080), (8, 12476300), (10, 9981040), (16, 6238150), (17, 5871200), (20, 4990520), (25, 3992416), (32, 3119075), (34, 2935600), (40, 2495260), (41, 2434400), (50, 1996208), (68, 1467800), (80, 1247630), (82, 1217200), (85, 1174240), (100, 998104), (136, 733900), (160, 623815), (164, 608600), (170, 587120), (179, 557600), (200, 499052), (205, 486880), (272, 366950), (328, 304300), (340, 293560), (358, 278800), (400, 249526), (410, 243440), (425, 234848), (544, 183475), (656, 152150), (680, 146780), (697, 143200), (716, 139400), (800, 124763), (820, 121720), (850, 117424), (895, 111520), (1025, 97376), (1312, 76075), (1360, 73390), (1394, 71600), (1432, 69700), (1640, 60860), (1700, 58712), (1790, 55760), (2050, 48688), (2720, 36695), (2788, 35800), (2864, 34850), (3043, 32800), (3280, 30430), (3400, 29356), (3485, 28640), (3580, 27880), (4100, 24344), (4475, 22304), (5576, 17900), (5728, 17425), (6086, 16400), (6560, 15215), (6800, 14678), (6970, 14320), (7160, 13940), (7339, 13600), (8200, 12172), (8950, 11152)]