65708240

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1$

素因数の和:157

約数の個数: 160

約数和(自身を含む): 178488576

約数和(自身を除く): 112780336

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 40, 41, 46, 52, 65, 67, 80, 82, 92, 104, 115, 130, 134, 164, 184, 205, 208, 230, 260, 268, 299, 328, 335, 368, 410, 460, 520, 533, 536, 598, 656, 670, 820, 871, 920, 943, 1040, 1066, 1072, 1196, 1340, 1495, 1541, 1640, 1742, 1840, 1886, 2132, 2392, 2665, 2680, 2747, 2990, 3082, 3280, 3484, 3772, 4264, 4355, 4715, 4784, 5330, 5360, 5494, 5980, 6164, 6968, 7544, 7705, 8528, 8710, 9430, 10660, 10988, 11960, 12259, 12328, 13735, 13936, 15088, 15410, 17420, 18860, 20033, 21320, 21976, 23920, 24518, 24656, 27470, 30820, 34840, 35711, 37720, 40066, 42640, 43952, 49036, 54940, 61295, 61640, 63181, 69680, 71422, 75440, 80132, 98072, 100165, 109880, 122590, 123280, 126362, 142844, 160264, 178555, 196144, 200330, 219760, 245180, 252724, 285688, 315905, 320528, 357110, 400660, 490360, 505448, 571376, 631810, 714220, 801320, 821353, 980720, 1010896, 1263620, 1428440, 1602640, 1642706, 2527240, 2856880, 3285412, 4106765, 5054480, 6570824, 8213530, 13141648, 16427060, 32854120, 65708240]

約数ペア:

[(1, 65708240), (2, 32854120), (4, 16427060), (5, 13141648), (8, 8213530), (10, 6570824), (13, 5054480), (16, 4106765), (20, 3285412), (23, 2856880), (26, 2527240), (40, 1642706), (41, 1602640), (46, 1428440), (52, 1263620), (65, 1010896), (67, 980720), (80, 821353), (82, 801320), (92, 714220), (104, 631810), (115, 571376), (130, 505448), (134, 490360), (164, 400660), (184, 357110), (205, 320528), (208, 315905), (230, 285688), (260, 252724), (268, 245180), (299, 219760), (328, 200330), (335, 196144), (368, 178555), (410, 160264), (460, 142844), (520, 126362), (533, 123280), (536, 122590), (598, 109880), (656, 100165), (670, 98072), (820, 80132), (871, 75440), (920, 71422), (943, 69680), (1040, 63181), (1066, 61640), (1072, 61295), (1196, 54940), (1340, 49036), (1495, 43952), (1541, 42640), (1640, 40066), (1742, 37720), (1840, 35711), (1886, 34840), (2132, 30820), (2392, 27470), (2665, 24656), (2680, 24518), (2747, 23920), (2990, 21976), (3082, 21320), (3280, 20033), (3484, 18860), (3772, 17420), (4264, 15410), (4355, 15088), (4715, 13936), (4784, 13735), (5330, 12328), (5360, 12259), (5494, 11960), (5980, 10988), (6164, 10660), (6968, 9430), (7544, 8710), (7705, 8528)]