72562568

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{317}}^1$

素因数の和:438

約数の個数: 64

約数和(自身を含む): 153861120

約数和(自身を除く): 81298552

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 71, 104, 124, 142, 248, 284, 317, 403, 568, 634, 806, 923, 1268, 1612, 1846, 2201, 2536, 3224, 3692, 4121, 4402, 7384, 8242, 8804, 9827, 16484, 17608, 19654, 22507, 28613, 32968, 39308, 45014, 57226, 78616, 90028, 114452, 127751, 180056, 228904, 255502, 292591, 511004, 585182, 697717, 1022008, 1170364, 1395434, 2340728, 2790868, 5581736, 9070321, 18140642, 36281284, 72562568]

約数ペア:

[(1, 72562568), (2, 36281284), (4, 18140642), (8, 9070321), (13, 5581736), (26, 2790868), (31, 2340728), (52, 1395434), (62, 1170364), (71, 1022008), (104, 697717), (124, 585182), (142, 511004), (248, 292591), (284, 255502), (317, 228904), (403, 180056), (568, 127751), (634, 114452), (806, 90028), (923, 78616), (1268, 57226), (1612, 45014), (1846, 39308), (2201, 32968), (2536, 28613), (3224, 22507), (3692, 19654), (4121, 17608), (4402, 16484), (7384, 9827), (8242, 8804)]