1667741440

素因数分解:

$2^8\times 5^1\times {\mathrm{353}}^1\times {\mathrm{3691}}^1$

素因数の和:4065

約数の個数: 72

約数和(自身を含む): 4007163888

約数和(自身を除く): 2339422448

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 353, 640, 706, 1280, 1412, 1765, 2824, 3530, 3691, 5648, 7060, 7382, 11296, 14120, 14764, 18455, 22592, 28240, 29528, 36910, 45184, 56480, 59056, 73820, 90368, 112960, 118112, 147640, 225920, 236224, 295280, 451840, 472448, 590560, 944896, 1181120, 1302923, 2362240, 2605846, 4724480, 5211692, 6514615, 10423384, 13029230, 20846768, 26058460, 41693536, 52116920, 83387072, 104233840, 166774144, 208467680, 333548288, 416935360, 833870720, 1667741440]

約数ペア:

[(1, 1667741440), (2, 833870720), (4, 416935360), (5, 333548288), (8, 208467680), (10, 166774144), (16, 104233840), (20, 83387072), (32, 52116920), (40, 41693536), (64, 26058460), (80, 20846768), (128, 13029230), (160, 10423384), (256, 6514615), (320, 5211692), (353, 4724480), (640, 2605846), (706, 2362240), (1280, 1302923), (1412, 1181120), (1765, 944896), (2824, 590560), (3530, 472448), (3691, 451840), (5648, 295280), (7060, 236224), (7382, 225920), (11296, 147640), (14120, 118112), (14764, 112960), (18455, 90368), (22592, 73820), (28240, 59056), (29528, 56480), (36910, 45184)]