130947968

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{541}}^1$

素因数の和:647

約数の個数: 64

約数和(自身を含む): 274208640

約数和(自身を除く): 143260672

約数列:

[1, 2, 4, 8, 16, 31, 32, 61, 62, 64, 122, 124, 128, 244, 248, 488, 496, 541, 976, 992, 1082, 1891, 1952, 1984, 2164, 3782, 3904, 3968, 4328, 7564, 7808, 8656, 15128, 16771, 17312, 30256, 33001, 33542, 34624, 60512, 66002, 67084, 69248, 121024, 132004, 134168, 242048, 264008, 268336, 528016, 536672, 1023031, 1056032, 1073344, 2046062, 2112064, 2146688, 4092124, 4224128, 8184248, 16368496, 32736992, 65473984, 130947968]

約数ペア:

[(1, 130947968), (2, 65473984), (4, 32736992), (8, 16368496), (16, 8184248), (31, 4224128), (32, 4092124), (61, 2146688), (62, 2112064), (64, 2046062), (122, 1073344), (124, 1056032), (128, 1023031), (244, 536672), (248, 528016), (488, 268336), (496, 264008), (541, 242048), (976, 134168), (992, 132004), (1082, 121024), (1891, 69248), (1952, 67084), (1984, 66002), (2164, 60512), (3782, 34624), (3904, 33542), (3968, 33001), (4328, 30256), (7564, 17312), (7808, 16771), (8656, 15128)]