25279760

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1249}}^1$

素因数の和:1296

約数の個数: 80

約数和(自身を含む): 66960000

約数和(自身を除く): 41680240

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 40, 44, 46, 55, 80, 88, 92, 110, 115, 176, 184, 220, 230, 253, 368, 440, 460, 506, 880, 920, 1012, 1249, 1265, 1840, 2024, 2498, 2530, 4048, 4996, 5060, 6245, 9992, 10120, 12490, 13739, 19984, 20240, 24980, 27478, 28727, 49960, 54956, 57454, 68695, 99920, 109912, 114908, 137390, 143635, 219824, 229816, 274780, 287270, 315997, 459632, 549560, 574540, 631994, 1099120, 1149080, 1263988, 1579985, 2298160, 2527976, 3159970, 5055952, 6319940, 12639880, 25279760]

約数ペア:

[(1, 25279760), (2, 12639880), (4, 6319940), (5, 5055952), (8, 3159970), (10, 2527976), (11, 2298160), (16, 1579985), (20, 1263988), (22, 1149080), (23, 1099120), (40, 631994), (44, 574540), (46, 549560), (55, 459632), (80, 315997), (88, 287270), (92, 274780), (110, 229816), (115, 219824), (176, 143635), (184, 137390), (220, 114908), (230, 109912), (253, 99920), (368, 68695), (440, 57454), (460, 54956), (506, 49960), (880, 28727), (920, 27478), (1012, 24980), (1249, 20240), (1265, 19984), (1840, 13739), (2024, 12490), (2498, 10120), (2530, 9992), (4048, 6245), (4996, 5060)]