78899828

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{673}}^1$

素因数の和:816

約数の個数: 48

約数和(自身を含む): 163054080

約数和(自身を除く): 84154252

約数列:

[1, 2, 4, 7, 14, 28, 53, 79, 106, 158, 212, 316, 371, 553, 673, 742, 1106, 1346, 1484, 2212, 2692, 4187, 4711, 8374, 9422, 16748, 18844, 29309, 35669, 53167, 58618, 71338, 106334, 117236, 142676, 212668, 249683, 372169, 499366, 744338, 998732, 1488676, 2817851, 5635702, 11271404, 19724957, 39449914, 78899828]

約数ペア:

[(1, 78899828), (2, 39449914), (4, 19724957), (7, 11271404), (14, 5635702), (28, 2817851), (53, 1488676), (79, 998732), (106, 744338), (158, 499366), (212, 372169), (316, 249683), (371, 212668), (553, 142676), (673, 117236), (742, 106334), (1106, 71338), (1346, 58618), (1484, 53167), (2212, 35669), (2692, 29309), (4187, 18844), (4711, 16748), (8374, 9422)]