72239648

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{823}}^1$

素因数の和:1057

約数の個数: 48

約数和(自身を含む): 154074816

約数和(自身を除く): 81835168

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 211, 416, 422, 823, 844, 1646, 1688, 2743, 3292, 3376, 5486, 6584, 6752, 10699, 10972, 13168, 21398, 21944, 26336, 42796, 43888, 85592, 87776, 171184, 173653, 342368, 347306, 694612, 1389224, 2257489, 2778448, 4514978, 5556896, 9029956, 18059912, 36119824, 72239648]

約数ペア:

[(1, 72239648), (2, 36119824), (4, 18059912), (8, 9029956), (13, 5556896), (16, 4514978), (26, 2778448), (32, 2257489), (52, 1389224), (104, 694612), (208, 347306), (211, 342368), (416, 173653), (422, 171184), (823, 87776), (844, 85592), (1646, 43888), (1688, 42796), (2743, 26336), (3292, 21944), (3376, 21398), (5486, 13168), (6584, 10972), (6752, 10699)]