80773360

素因数分解:

$2^4\times 5^1\times {\mathrm{59}}^1\times {\mathrm{109}}^1\times {\mathrm{157}}^1$

素因数の和:338

約数の個数: 80

約数和(自身を含む): 193960800

約数和(自身を除く): 113187440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 59, 80, 109, 118, 157, 218, 236, 295, 314, 436, 472, 545, 590, 628, 785, 872, 944, 1090, 1180, 1256, 1570, 1744, 2180, 2360, 2512, 3140, 4360, 4720, 6280, 6431, 8720, 9263, 12560, 12862, 17113, 18526, 25724, 32155, 34226, 37052, 46315, 51448, 64310, 68452, 74104, 85565, 92630, 102896, 128620, 136904, 148208, 171130, 185260, 257240, 273808, 342260, 370520, 514480, 684520, 741040, 1009667, 1369040, 2019334, 4038668, 5048335, 8077336, 10096670, 16154672, 20193340, 40386680, 80773360]

約数ペア:

[(1, 80773360), (2, 40386680), (4, 20193340), (5, 16154672), (8, 10096670), (10, 8077336), (16, 5048335), (20, 4038668), (40, 2019334), (59, 1369040), (80, 1009667), (109, 741040), (118, 684520), (157, 514480), (218, 370520), (236, 342260), (295, 273808), (314, 257240), (436, 185260), (472, 171130), (545, 148208), (590, 136904), (628, 128620), (785, 102896), (872, 92630), (944, 85565), (1090, 74104), (1180, 68452), (1256, 64310), (1570, 51448), (1744, 46315), (2180, 37052), (2360, 34226), (2512, 32155), (3140, 25724), (4360, 18526), (4720, 17113), (6280, 12862), (6431, 12560), (8720, 9263)]