161847490

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{557}}^1\times {\mathrm{593}}^1$

素因数の和:1171

約数の個数: 48

約数和(自身を含む): 340069752

約数和(自身を除く): 178222262

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 557, 593, 1114, 1186, 2785, 2965, 3899, 4151, 5570, 5930, 7798, 8302, 19495, 20755, 27293, 29057, 38990, 41510, 54586, 58114, 136465, 145285, 272930, 290570, 330301, 660602, 1651505, 2312107, 3303010, 4624214, 11560535, 16184749, 23121070, 32369498, 80923745, 161847490]

約数ペア:

[(1, 161847490), (2, 80923745), (5, 32369498), (7, 23121070), (10, 16184749), (14, 11560535), (35, 4624214), (49, 3303010), (70, 2312107), (98, 1651505), (245, 660602), (490, 330301), (557, 290570), (593, 272930), (1114, 145285), (1186, 136465), (2785, 58114), (2965, 54586), (3899, 41510), (4151, 38990), (5570, 29057), (5930, 27293), (7798, 20755), (8302, 19495)]