78868972

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{389}}^1\times {\mathrm{557}}^1$

素因数の和:970

約数の個数: 48

約数和(自身を含む): 170614080

約数和(自身を除く): 91745108

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 389, 557, 778, 1114, 1556, 2228, 2723, 3899, 5057, 5446, 7241, 7798, 10114, 10892, 14482, 15596, 20228, 28964, 35399, 50687, 70798, 101374, 141596, 202748, 216673, 433346, 866692, 1516711, 2816749, 3033422, 5633498, 6066844, 11266996, 19717243, 39434486, 78868972]

約数ペア:

[(1, 78868972), (2, 39434486), (4, 19717243), (7, 11266996), (13, 6066844), (14, 5633498), (26, 3033422), (28, 2816749), (52, 1516711), (91, 866692), (182, 433346), (364, 216673), (389, 202748), (557, 141596), (778, 101374), (1114, 70798), (1556, 50687), (2228, 35399), (2723, 28964), (3899, 20228), (5057, 15596), (5446, 14482), (7241, 10892), (7798, 10114)]