72517432

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{271}}^1$

素因数の和:404

約数の個数: 64

約数和(自身を含む): 153538560

約数和(自身を除く): 81021128

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 83, 104, 124, 166, 248, 271, 332, 403, 542, 664, 806, 1079, 1084, 1612, 2158, 2168, 2573, 3224, 3523, 4316, 5146, 7046, 8401, 8632, 10292, 14092, 16802, 20584, 22493, 28184, 33449, 33604, 44986, 66898, 67208, 89972, 109213, 133796, 179944, 218426, 267592, 292409, 436852, 584818, 697283, 873704, 1169636, 1394566, 2339272, 2789132, 5578264, 9064679, 18129358, 36258716, 72517432]

約数ペア:

[(1, 72517432), (2, 36258716), (4, 18129358), (8, 9064679), (13, 5578264), (26, 2789132), (31, 2339272), (52, 1394566), (62, 1169636), (83, 873704), (104, 697283), (124, 584818), (166, 436852), (248, 292409), (271, 267592), (332, 218426), (403, 179944), (542, 133796), (664, 109213), (806, 89972), (1079, 67208), (1084, 66898), (1612, 44986), (2158, 33604), (2168, 33449), (2573, 28184), (3224, 22493), (3523, 20584), (4316, 16802), (5146, 14092), (7046, 10292), (8401, 8632)]