31873520

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{173}}^1$

素因数の和:247

約数の個数: 120

約数和(自身を含む): 88547904

約数和(自身を除く): 56674384

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 47, 49, 56, 70, 80, 94, 98, 112, 140, 173, 188, 196, 235, 245, 280, 329, 346, 376, 392, 470, 490, 560, 658, 692, 752, 784, 865, 940, 980, 1211, 1316, 1384, 1645, 1730, 1880, 1960, 2303, 2422, 2632, 2768, 3290, 3460, 3760, 3920, 4606, 4844, 5264, 6055, 6580, 6920, 8131, 8477, 9212, 9688, 11515, 12110, 13160, 13840, 16262, 16954, 18424, 19376, 23030, 24220, 26320, 32524, 33908, 36848, 40655, 42385, 46060, 48440, 56917, 65048, 67816, 81310, 84770, 92120, 96880, 113834, 130096, 135632, 162620, 169540, 184240, 227668, 284585, 325240, 339080, 398419, 455336, 569170, 650480, 678160, 796838, 910672, 1138340, 1593676, 1992095, 2276680, 3187352, 3984190, 4553360, 6374704, 7968380, 15936760, 31873520]

約数ペア:

[(1, 31873520), (2, 15936760), (4, 7968380), (5, 6374704), (7, 4553360), (8, 3984190), (10, 3187352), (14, 2276680), (16, 1992095), (20, 1593676), (28, 1138340), (35, 910672), (40, 796838), (47, 678160), (49, 650480), (56, 569170), (70, 455336), (80, 398419), (94, 339080), (98, 325240), (112, 284585), (140, 227668), (173, 184240), (188, 169540), (196, 162620), (235, 135632), (245, 130096), (280, 113834), (329, 96880), (346, 92120), (376, 84770), (392, 81310), (470, 67816), (490, 65048), (560, 56917), (658, 48440), (692, 46060), (752, 42385), (784, 40655), (865, 36848), (940, 33908), (980, 32524), (1211, 26320), (1316, 24220), (1384, 23030), (1645, 19376), (1730, 18424), (1880, 16954), (1960, 16262), (2303, 13840), (2422, 13160), (2632, 12110), (2768, 11515), (3290, 9688), (3460, 9212), (3760, 8477), (3920, 8131), (4606, 6920), (4844, 6580), (5264, 6055)]