71434220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{24977}}^1$

素因数の和:25010

約数の個数: 48

約数和(自身を含む): 176244768

約数和(自身を除く): 104810548

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 24977, 49954, 99908, 124885, 249770, 274747, 324701, 499540, 549494, 649402, 1098988, 1298804, 1373735, 1623505, 2747470, 3247010, 3571711, 5494940, 6494020, 7143422, 14286844, 17858555, 35717110, 71434220]

約数ペア:

[(1, 71434220), (2, 35717110), (4, 17858555), (5, 14286844), (10, 7143422), (11, 6494020), (13, 5494940), (20, 3571711), (22, 3247010), (26, 2747470), (44, 1623505), (52, 1373735), (55, 1298804), (65, 1098988), (110, 649402), (130, 549494), (143, 499540), (220, 324701), (260, 274747), (286, 249770), (572, 124885), (715, 99908), (1430, 49954), (2860, 24977)]