31750810

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1$

素因数の和:128

約数の個数: 128

約数和(自身を含む): 77220864

約数和(自身を除く): 45470054

約数列:

[1, 2, 5, 7, 10, 13, 14, 23, 26, 35, 37, 41, 46, 65, 70, 74, 82, 91, 115, 130, 161, 182, 185, 205, 230, 259, 287, 299, 322, 370, 410, 455, 481, 518, 533, 574, 598, 805, 851, 910, 943, 962, 1066, 1295, 1435, 1495, 1517, 1610, 1702, 1886, 2093, 2405, 2590, 2665, 2870, 2990, 3034, 3367, 3731, 4186, 4255, 4715, 4810, 5330, 5957, 6601, 6734, 7462, 7585, 8510, 9430, 10465, 10619, 11063, 11914, 12259, 13202, 15170, 16835, 18655, 19721, 20930, 21238, 22126, 24518, 29785, 33005, 33670, 34891, 37310, 39442, 53095, 55315, 59570, 61295, 66010, 69782, 77441, 85813, 98605, 106190, 110630, 122590, 138047, 154882, 171626, 174455, 197210, 244237, 276094, 348910, 387205, 429065, 453583, 488474, 690235, 774410, 858130, 907166, 1221185, 1380470, 2267915, 2442370, 3175081, 4535830, 6350162, 15875405, 31750810]

約数ペア:

[(1, 31750810), (2, 15875405), (5, 6350162), (7, 4535830), (10, 3175081), (13, 2442370), (14, 2267915), (23, 1380470), (26, 1221185), (35, 907166), (37, 858130), (41, 774410), (46, 690235), (65, 488474), (70, 453583), (74, 429065), (82, 387205), (91, 348910), (115, 276094), (130, 244237), (161, 197210), (182, 174455), (185, 171626), (205, 154882), (230, 138047), (259, 122590), (287, 110630), (299, 106190), (322, 98605), (370, 85813), (410, 77441), (455, 69782), (481, 66010), (518, 61295), (533, 59570), (574, 55315), (598, 53095), (805, 39442), (851, 37310), (910, 34891), (943, 33670), (962, 33005), (1066, 29785), (1295, 24518), (1435, 22126), (1495, 21238), (1517, 20930), (1610, 19721), (1702, 18655), (1886, 16835), (2093, 15170), (2405, 13202), (2590, 12259), (2665, 11914), (2870, 11063), (2990, 10619), (3034, 10465), (3367, 9430), (3731, 8510), (4186, 7585), (4255, 7462), (4715, 6734), (4810, 6601), (5330, 5957)]