51820428

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^2\times {\mathrm{89}}^1\times {\mathrm{401}}^1$

素因数の和:519

約数の個数: 72

約数和(自身を含む): 134734320

約数和(自身を除く): 82913892

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 89, 121, 132, 178, 242, 267, 356, 363, 401, 484, 534, 726, 802, 979, 1068, 1203, 1452, 1604, 1958, 2406, 2937, 3916, 4411, 4812, 5874, 8822, 10769, 11748, 13233, 17644, 21538, 26466, 32307, 35689, 43076, 48521, 52932, 64614, 71378, 97042, 107067, 129228, 142756, 145563, 194084, 214134, 291126, 392579, 428268, 582252, 785158, 1177737, 1570316, 2355474, 4318369, 4710948, 8636738, 12955107, 17273476, 25910214, 51820428]

約数ペア:

[(1, 51820428), (2, 25910214), (3, 17273476), (4, 12955107), (6, 8636738), (11, 4710948), (12, 4318369), (22, 2355474), (33, 1570316), (44, 1177737), (66, 785158), (89, 582252), (121, 428268), (132, 392579), (178, 291126), (242, 214134), (267, 194084), (356, 145563), (363, 142756), (401, 129228), (484, 107067), (534, 97042), (726, 71378), (802, 64614), (979, 52932), (1068, 48521), (1203, 43076), (1452, 35689), (1604, 32307), (1958, 26466), (2406, 21538), (2937, 17644), (3916, 13233), (4411, 11748), (4812, 10769), (5874, 8822)]