1785087488

素因数分解:

$2^9\times {\mathrm{53}}^1\times {\mathrm{157}}^1\times {\mathrm{419}}^1$

素因数の和:647

約数の個数: 80

約数和(自身を含む): 3665859120

約数和(自身を除く): 1880771632

約数列:

[1, 2, 4, 8, 16, 32, 53, 64, 106, 128, 157, 212, 256, 314, 419, 424, 512, 628, 838, 848, 1256, 1676, 1696, 2512, 3352, 3392, 5024, 6704, 6784, 8321, 10048, 13408, 13568, 16642, 20096, 22207, 26816, 27136, 33284, 40192, 44414, 53632, 65783, 66568, 80384, 88828, 107264, 131566, 133136, 177656, 214528, 263132, 266272, 355312, 526264, 532544, 710624, 1052528, 1065088, 1421248, 2105056, 2130176, 2842496, 3486499, 4210112, 4260352, 5684992, 6972998, 8420224, 11369984, 13945996, 16840448, 27891992, 33680896, 55783984, 111567968, 223135936, 446271872, 892543744, 1785087488]

約数ペア:

[(1, 1785087488), (2, 892543744), (4, 446271872), (8, 223135936), (16, 111567968), (32, 55783984), (53, 33680896), (64, 27891992), (106, 16840448), (128, 13945996), (157, 11369984), (212, 8420224), (256, 6972998), (314, 5684992), (419, 4260352), (424, 4210112), (512, 3486499), (628, 2842496), (838, 2130176), (848, 2105056), (1256, 1421248), (1676, 1065088), (1696, 1052528), (2512, 710624), (3352, 532544), (3392, 526264), (5024, 355312), (6704, 266272), (6784, 263132), (8321, 214528), (10048, 177656), (13408, 133136), (13568, 131566), (16642, 107264), (20096, 88828), (22207, 80384), (26816, 66568), (27136, 65783), (33284, 53632), (40192, 44414)]