31299040

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{311}}^1$

素因数の和:380

約数の個数: 96

約数和(自身を含む): 80668224

約数和(自身を除く): 49369184

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 37, 40, 68, 74, 80, 85, 136, 148, 160, 170, 185, 272, 296, 311, 340, 370, 544, 592, 622, 629, 680, 740, 1184, 1244, 1258, 1360, 1480, 1555, 2488, 2516, 2720, 2960, 3110, 3145, 4976, 5032, 5287, 5920, 6220, 6290, 9952, 10064, 10574, 11507, 12440, 12580, 20128, 21148, 23014, 24880, 25160, 26435, 42296, 46028, 49760, 50320, 52870, 57535, 84592, 92056, 100640, 105740, 115070, 169184, 184112, 195619, 211480, 230140, 368224, 391238, 422960, 460280, 782476, 845920, 920560, 978095, 1564952, 1841120, 1956190, 3129904, 3912380, 6259808, 7824760, 15649520, 31299040]

約数ペア:

[(1, 31299040), (2, 15649520), (4, 7824760), (5, 6259808), (8, 3912380), (10, 3129904), (16, 1956190), (17, 1841120), (20, 1564952), (32, 978095), (34, 920560), (37, 845920), (40, 782476), (68, 460280), (74, 422960), (80, 391238), (85, 368224), (136, 230140), (148, 211480), (160, 195619), (170, 184112), (185, 169184), (272, 115070), (296, 105740), (311, 100640), (340, 92056), (370, 84592), (544, 57535), (592, 52870), (622, 50320), (629, 49760), (680, 46028), (740, 42296), (1184, 26435), (1244, 25160), (1258, 24880), (1360, 23014), (1480, 21148), (1555, 20128), (2488, 12580), (2516, 12440), (2720, 11507), (2960, 10574), (3110, 10064), (3145, 9952), (4976, 6290), (5032, 6220), (5287, 5920)]