25018968

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1$

素因数の和:181

約数の個数: 128

約数和(自身を含む): 73483200

約数和(自身を除く): 48464232

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 17, 24, 26, 34, 39, 51, 52, 53, 68, 78, 89, 102, 104, 106, 136, 156, 159, 178, 204, 212, 221, 267, 312, 318, 356, 408, 424, 442, 534, 636, 663, 689, 712, 884, 901, 1068, 1157, 1272, 1326, 1378, 1513, 1768, 1802, 2067, 2136, 2314, 2652, 2703, 2756, 3026, 3471, 3604, 4134, 4539, 4628, 4717, 5304, 5406, 5512, 6052, 6942, 7208, 8268, 9078, 9256, 9434, 10812, 11713, 12104, 13884, 14151, 16536, 18156, 18868, 19669, 21624, 23426, 27768, 28302, 35139, 36312, 37736, 39338, 46852, 56604, 59007, 61321, 70278, 78676, 80189, 93704, 113208, 118014, 122642, 140556, 157352, 160378, 183963, 236028, 240567, 245284, 281112, 320756, 367926, 472056, 481134, 490568, 641512, 735852, 962268, 1042457, 1471704, 1924536, 2084914, 3127371, 4169828, 6254742, 8339656, 12509484, 25018968]

約数ペア:

[(1, 25018968), (2, 12509484), (3, 8339656), (4, 6254742), (6, 4169828), (8, 3127371), (12, 2084914), (13, 1924536), (17, 1471704), (24, 1042457), (26, 962268), (34, 735852), (39, 641512), (51, 490568), (52, 481134), (53, 472056), (68, 367926), (78, 320756), (89, 281112), (102, 245284), (104, 240567), (106, 236028), (136, 183963), (156, 160378), (159, 157352), (178, 140556), (204, 122642), (212, 118014), (221, 113208), (267, 93704), (312, 80189), (318, 78676), (356, 70278), (408, 61321), (424, 59007), (442, 56604), (534, 46852), (636, 39338), (663, 37736), (689, 36312), (712, 35139), (884, 28302), (901, 27768), (1068, 23426), (1157, 21624), (1272, 19669), (1326, 18868), (1378, 18156), (1513, 16536), (1768, 14151), (1802, 13884), (2067, 12104), (2136, 11713), (2314, 10812), (2652, 9434), (2703, 9256), (2756, 9078), (3026, 8268), (3471, 7208), (3604, 6942), (4134, 6052), (4539, 5512), (4628, 5406), (4717, 5304)]