25425952

素因数分解:

$2^5\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:150

約数の個数: 72

約数和(自身を含む): 55302912

約数和(自身を除く): 29876960

約数列:

[1, 2, 4, 8, 16, 19, 31, 32, 38, 62, 71, 76, 124, 142, 152, 248, 284, 304, 361, 496, 568, 589, 608, 722, 992, 1136, 1178, 1349, 1444, 2201, 2272, 2356, 2698, 2888, 4402, 4712, 5396, 5776, 8804, 9424, 10792, 11191, 11552, 17608, 18848, 21584, 22382, 25631, 35216, 41819, 43168, 44764, 51262, 70432, 83638, 89528, 102524, 167276, 179056, 205048, 334552, 358112, 410096, 669104, 794561, 820192, 1338208, 1589122, 3178244, 6356488, 12712976, 25425952]

約数ペア:

[(1, 25425952), (2, 12712976), (4, 6356488), (8, 3178244), (16, 1589122), (19, 1338208), (31, 820192), (32, 794561), (38, 669104), (62, 410096), (71, 358112), (76, 334552), (124, 205048), (142, 179056), (152, 167276), (248, 102524), (284, 89528), (304, 83638), (361, 70432), (496, 51262), (568, 44764), (589, 43168), (608, 41819), (722, 35216), (992, 25631), (1136, 22382), (1178, 21584), (1349, 18848), (1444, 17608), (2201, 11552), (2272, 11191), (2356, 10792), (2698, 9424), (2888, 8804), (4402, 5776), (4712, 5396)]