85969975

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:137

約数の個数: 96

約数和(自身を含む): 143990784

約数和(自身を除く): 58020809

約数列:

[1, 5, 7, 13, 23, 25, 31, 35, 53, 65, 91, 115, 155, 161, 175, 217, 265, 299, 325, 371, 403, 455, 575, 689, 713, 775, 805, 1085, 1219, 1325, 1495, 1643, 1855, 2015, 2093, 2275, 2821, 3445, 3565, 4025, 4823, 4991, 5425, 6095, 7475, 8215, 8533, 9269, 9275, 10075, 10465, 11501, 14105, 15847, 17225, 17825, 21359, 24115, 24955, 30475, 37789, 41075, 42665, 46345, 52325, 57505, 64883, 70525, 79235, 106795, 110929, 120575, 124775, 149513, 188945, 213325, 231725, 264523, 287525, 324415, 396175, 491257, 533975, 554645, 747565, 944725, 1322615, 1622075, 2456285, 2773225, 3438799, 3737825, 6613075, 12281425, 17193995, 85969975]

約数ペア:

[(1, 85969975), (5, 17193995), (7, 12281425), (13, 6613075), (23, 3737825), (25, 3438799), (31, 2773225), (35, 2456285), (53, 1622075), (65, 1322615), (91, 944725), (115, 747565), (155, 554645), (161, 533975), (175, 491257), (217, 396175), (265, 324415), (299, 287525), (325, 264523), (371, 231725), (403, 213325), (455, 188945), (575, 149513), (689, 124775), (713, 120575), (775, 110929), (805, 106795), (1085, 79235), (1219, 70525), (1325, 64883), (1495, 57505), (1643, 52325), (1855, 46345), (2015, 42665), (2093, 41075), (2275, 37789), (2821, 30475), (3445, 24955), (3565, 24115), (4025, 21359), (4823, 17825), (4991, 17225), (5425, 15847), (6095, 14105), (7475, 11501), (8215, 10465), (8533, 10075), (9269, 9275)]