64713040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{1583}}^1$

素因数の和:1676

約数の個数: 80

約数和(自身を含む): 174417408

約数和(自身を除く): 109704368

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 73, 80, 112, 140, 146, 280, 292, 365, 511, 560, 584, 730, 1022, 1168, 1460, 1583, 2044, 2555, 2920, 3166, 4088, 5110, 5840, 6332, 7915, 8176, 10220, 11081, 12664, 15830, 20440, 22162, 25328, 31660, 40880, 44324, 55405, 63320, 88648, 110810, 115559, 126640, 177296, 221620, 231118, 443240, 462236, 577795, 808913, 886480, 924472, 1155590, 1617826, 1848944, 2311180, 3235652, 4044565, 4622360, 6471304, 8089130, 9244720, 12942608, 16178260, 32356520, 64713040]

約数ペア:

[(1, 64713040), (2, 32356520), (4, 16178260), (5, 12942608), (7, 9244720), (8, 8089130), (10, 6471304), (14, 4622360), (16, 4044565), (20, 3235652), (28, 2311180), (35, 1848944), (40, 1617826), (56, 1155590), (70, 924472), (73, 886480), (80, 808913), (112, 577795), (140, 462236), (146, 443240), (280, 231118), (292, 221620), (365, 177296), (511, 126640), (560, 115559), (584, 110810), (730, 88648), (1022, 63320), (1168, 55405), (1460, 44324), (1583, 40880), (2044, 31660), (2555, 25328), (2920, 22162), (3166, 20440), (4088, 15830), (5110, 12664), (5840, 11081), (6332, 10220), (7915, 8176)]