348187520

素因数分解:

$2^7\times 5^1\times {\mathrm{131}}^1\times {\mathrm{4153}}^1$

素因数の和:4303

約数の個数: 64

約数和(自身を含む): 838941840

約数和(自身を除く): 490754320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 131, 160, 262, 320, 524, 640, 655, 1048, 1310, 2096, 2620, 4153, 4192, 5240, 8306, 8384, 10480, 16612, 16768, 20765, 20960, 33224, 41530, 41920, 66448, 83060, 83840, 132896, 166120, 265792, 332240, 531584, 544043, 664480, 1088086, 1328960, 2176172, 2657920, 2720215, 4352344, 5440430, 8704688, 10880860, 17409376, 21761720, 34818752, 43523440, 69637504, 87046880, 174093760, 348187520]

約数ペア:

[(1, 348187520), (2, 174093760), (4, 87046880), (5, 69637504), (8, 43523440), (10, 34818752), (16, 21761720), (20, 17409376), (32, 10880860), (40, 8704688), (64, 5440430), (80, 4352344), (128, 2720215), (131, 2657920), (160, 2176172), (262, 1328960), (320, 1088086), (524, 664480), (640, 544043), (655, 531584), (1048, 332240), (1310, 265792), (2096, 166120), (2620, 132896), (4153, 83840), (4192, 83060), (5240, 66448), (8306, 41920), (8384, 41530), (10480, 33224), (16612, 20960), (16768, 20765)]