28225600

素因数分解:

$2^6\times 5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1$

素因数の和:117

約数の個数: 168

約数和(自身を含む): 79369920

約数和(自身を除く): 51144320

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 25, 26, 32, 40, 46, 50, 52, 59, 64, 65, 80, 92, 100, 104, 115, 118, 130, 160, 184, 200, 208, 230, 236, 260, 295, 299, 320, 325, 368, 400, 416, 460, 472, 520, 575, 590, 598, 650, 736, 767, 800, 832, 920, 944, 1040, 1150, 1180, 1196, 1300, 1357, 1472, 1475, 1495, 1534, 1600, 1840, 1888, 2080, 2300, 2360, 2392, 2600, 2714, 2950, 2990, 3068, 3680, 3776, 3835, 4160, 4600, 4720, 4784, 5200, 5428, 5900, 5980, 6136, 6785, 7360, 7475, 7670, 9200, 9440, 9568, 10400, 10856, 11800, 11960, 12272, 13570, 14950, 15340, 17641, 18400, 18880, 19136, 19175, 20800, 21712, 23600, 23920, 24544, 27140, 29900, 30680, 33925, 35282, 36800, 38350, 43424, 47200, 47840, 49088, 54280, 59800, 61360, 67850, 70564, 76700, 86848, 88205, 94400, 95680, 108560, 119600, 122720, 135700, 141128, 153400, 176410, 217120, 239200, 245440, 271400, 282256, 306800, 352820, 434240, 441025, 478400, 542800, 564512, 613600, 705640, 882050, 1085600, 1129024, 1227200, 1411280, 1764100, 2171200, 2822560, 3528200, 5645120, 7056400, 14112800, 28225600]

約数ペア:

[(1, 28225600), (2, 14112800), (4, 7056400), (5, 5645120), (8, 3528200), (10, 2822560), (13, 2171200), (16, 1764100), (20, 1411280), (23, 1227200), (25, 1129024), (26, 1085600), (32, 882050), (40, 705640), (46, 613600), (50, 564512), (52, 542800), (59, 478400), (64, 441025), (65, 434240), (80, 352820), (92, 306800), (100, 282256), (104, 271400), (115, 245440), (118, 239200), (130, 217120), (160, 176410), (184, 153400), (200, 141128), (208, 135700), (230, 122720), (236, 119600), (260, 108560), (295, 95680), (299, 94400), (320, 88205), (325, 86848), (368, 76700), (400, 70564), (416, 67850), (460, 61360), (472, 59800), (520, 54280), (575, 49088), (590, 47840), (598, 47200), (650, 43424), (736, 38350), (767, 36800), (800, 35282), (832, 33925), (920, 30680), (944, 29900), (1040, 27140), (1150, 24544), (1180, 23920), (1196, 23600), (1300, 21712), (1357, 20800), (1472, 19175), (1475, 19136), (1495, 18880), (1534, 18400), (1600, 17641), (1840, 15340), (1888, 14950), (2080, 13570), (2300, 12272), (2360, 11960), (2392, 11800), (2600, 10856), (2714, 10400), (2950, 9568), (2990, 9440), (3068, 9200), (3680, 7670), (3776, 7475), (3835, 7360), (4160, 6785), (4600, 6136), (4720, 5980), (4784, 5900), (5200, 5428)]