455576320

素因数分解:

$2^8\times 5^1\times {\mathrm{157}}^1\times {\mathrm{2267}}^1$

素因数の和:2445

約数の個数: 72

約数和(自身を含む): 1098682704

約数和(自身を除く): 643106384

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 157, 160, 256, 314, 320, 628, 640, 785, 1256, 1280, 1570, 2267, 2512, 3140, 4534, 5024, 6280, 9068, 10048, 11335, 12560, 18136, 20096, 22670, 25120, 36272, 40192, 45340, 50240, 72544, 90680, 100480, 145088, 181360, 200960, 290176, 355919, 362720, 580352, 711838, 725440, 1423676, 1450880, 1779595, 2847352, 2901760, 3559190, 5694704, 7118380, 11389408, 14236760, 22778816, 28473520, 45557632, 56947040, 91115264, 113894080, 227788160, 455576320]

約数ペア:

[(1, 455576320), (2, 227788160), (4, 113894080), (5, 91115264), (8, 56947040), (10, 45557632), (16, 28473520), (20, 22778816), (32, 14236760), (40, 11389408), (64, 7118380), (80, 5694704), (128, 3559190), (157, 2901760), (160, 2847352), (256, 1779595), (314, 1450880), (320, 1423676), (628, 725440), (640, 711838), (785, 580352), (1256, 362720), (1280, 355919), (1570, 290176), (2267, 200960), (2512, 181360), (3140, 145088), (4534, 100480), (5024, 90680), (6280, 72544), (9068, 50240), (10048, 45340), (11335, 40192), (12560, 36272), (18136, 25120), (20096, 22670)]