25321072

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{163}}^1$

素因数の和:270

約数の個数: 80

約数和(自身を含む): 60194560

約数和(自身を除く): 34873488

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 73, 76, 112, 133, 146, 152, 163, 266, 292, 304, 326, 511, 532, 584, 652, 1022, 1064, 1141, 1168, 1304, 1387, 2044, 2128, 2282, 2608, 2774, 3097, 4088, 4564, 5548, 6194, 8176, 9128, 9709, 11096, 11899, 12388, 18256, 19418, 21679, 22192, 23798, 24776, 38836, 43358, 47596, 49552, 77672, 83293, 86716, 95192, 155344, 166586, 173432, 190384, 226081, 333172, 346864, 452162, 666344, 904324, 1332688, 1582567, 1808648, 3165134, 3617296, 6330268, 12660536, 25321072]

約数ペア:

[(1, 25321072), (2, 12660536), (4, 6330268), (7, 3617296), (8, 3165134), (14, 1808648), (16, 1582567), (19, 1332688), (28, 904324), (38, 666344), (56, 452162), (73, 346864), (76, 333172), (112, 226081), (133, 190384), (146, 173432), (152, 166586), (163, 155344), (266, 95192), (292, 86716), (304, 83293), (326, 77672), (511, 49552), (532, 47596), (584, 43358), (652, 38836), (1022, 24776), (1064, 23798), (1141, 22192), (1168, 21679), (1304, 19418), (1387, 18256), (2044, 12388), (2128, 11899), (2282, 11096), (2608, 9709), (2774, 9128), (3097, 8176), (4088, 6194), (4564, 5548)]