25435072

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1609}}^1$

素因数の和:1653

約数の個数: 56

約数和(自身を含む): 57251600

約数和(自身を除く): 31816528

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 64, 76, 104, 152, 208, 247, 304, 416, 494, 608, 832, 988, 1216, 1609, 1976, 3218, 3952, 6436, 7904, 12872, 15808, 20917, 25744, 30571, 41834, 51488, 61142, 83668, 102976, 122284, 167336, 244568, 334672, 397423, 489136, 669344, 794846, 978272, 1338688, 1589692, 1956544, 3179384, 6358768, 12717536, 25435072]

約数ペア:

[(1, 25435072), (2, 12717536), (4, 6358768), (8, 3179384), (13, 1956544), (16, 1589692), (19, 1338688), (26, 978272), (32, 794846), (38, 669344), (52, 489136), (64, 397423), (76, 334672), (104, 244568), (152, 167336), (208, 122284), (247, 102976), (304, 83668), (416, 61142), (494, 51488), (608, 41834), (832, 30571), (988, 25744), (1216, 20917), (1609, 15808), (1976, 12872), (3218, 7904), (3952, 6436)]