72260668

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{347}}^1\times {\mathrm{659}}^1$

素因数の和:1089

約数の個数: 24

約数和(自身を含む): 128620800

約数和(自身を除く): 56360132

約数列:

[1, 2, 4, 79, 158, 316, 347, 659, 694, 1318, 1388, 2636, 27413, 52061, 54826, 104122, 109652, 208244, 228673, 457346, 914692, 18065167, 36130334, 72260668]

約数ペア:

[(1, 72260668), (2, 36130334), (4, 18065167), (79, 914692), (158, 457346), (316, 228673), (347, 208244), (659, 109652), (694, 104122), (1318, 54826), (1388, 52061), (2636, 27413)]