64489480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{1511}}^1$

素因数の和:1630

約数の個数: 64

約数和(自身を含む): 160030080

約数和(自身を除く): 95540600

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 97, 110, 194, 220, 388, 440, 485, 776, 970, 1067, 1511, 1940, 2134, 3022, 3880, 4268, 5335, 6044, 7555, 8536, 10670, 12088, 15110, 16621, 21340, 30220, 33242, 42680, 60440, 66484, 83105, 132968, 146567, 166210, 293134, 332420, 586268, 664840, 732835, 1172536, 1465670, 1612237, 2931340, 3224474, 5862680, 6448948, 8061185, 12897896, 16122370, 32244740, 64489480]

約数ペア:

[(1, 64489480), (2, 32244740), (4, 16122370), (5, 12897896), (8, 8061185), (10, 6448948), (11, 5862680), (20, 3224474), (22, 2931340), (40, 1612237), (44, 1465670), (55, 1172536), (88, 732835), (97, 664840), (110, 586268), (194, 332420), (220, 293134), (388, 166210), (440, 146567), (485, 132968), (776, 83105), (970, 66484), (1067, 60440), (1511, 42680), (1940, 33242), (2134, 30220), (3022, 21340), (3880, 16621), (4268, 15110), (5335, 12088), (6044, 10670), (7555, 8536)]