109411840

素因数分解:

$2^9\times 5^1\times {\mathrm{79}}^1\times {\mathrm{541}}^1$

素因数の和:643

約数の個数: 80

約数和(自身を含む): 266143680

約数和(自身を除く): 156731840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 79, 80, 128, 158, 160, 256, 316, 320, 395, 512, 541, 632, 640, 790, 1082, 1264, 1280, 1580, 2164, 2528, 2560, 2705, 3160, 4328, 5056, 5410, 6320, 8656, 10112, 10820, 12640, 17312, 20224, 21640, 25280, 34624, 40448, 42739, 43280, 50560, 69248, 85478, 86560, 101120, 138496, 170956, 173120, 202240, 213695, 276992, 341912, 346240, 427390, 683824, 692480, 854780, 1367648, 1384960, 1709560, 2735296, 3419120, 5470592, 6838240, 10941184, 13676480, 21882368, 27352960, 54705920, 109411840]

約数ペア:

[(1, 109411840), (2, 54705920), (4, 27352960), (5, 21882368), (8, 13676480), (10, 10941184), (16, 6838240), (20, 5470592), (32, 3419120), (40, 2735296), (64, 1709560), (79, 1384960), (80, 1367648), (128, 854780), (158, 692480), (160, 683824), (256, 427390), (316, 346240), (320, 341912), (395, 276992), (512, 213695), (541, 202240), (632, 173120), (640, 170956), (790, 138496), (1082, 101120), (1264, 86560), (1280, 85478), (1580, 69248), (2164, 50560), (2528, 43280), (2560, 42739), (2705, 40448), (3160, 34624), (4328, 25280), (5056, 21640), (5410, 20224), (6320, 17312), (8656, 12640), (10112, 10820)]