25172070

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{641}}^1$

素因数の和:686

約数の個数: 128

約数和(自身を含む): 79875072

約数和(自身を除く): 54703002

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 17, 21, 22, 30, 33, 34, 35, 42, 51, 55, 66, 70, 77, 85, 102, 105, 110, 119, 154, 165, 170, 187, 210, 231, 238, 255, 330, 357, 374, 385, 462, 510, 561, 595, 641, 714, 770, 935, 1122, 1155, 1190, 1282, 1309, 1785, 1870, 1923, 2310, 2618, 2805, 3205, 3570, 3846, 3927, 4487, 5610, 6410, 6545, 7051, 7854, 8974, 9615, 10897, 13090, 13461, 14102, 19230, 19635, 21153, 21794, 22435, 26922, 32691, 35255, 39270, 42306, 44870, 49357, 54485, 65382, 67305, 70510, 76279, 98714, 105765, 108970, 119867, 134610, 148071, 152558, 163455, 211530, 228837, 239734, 246785, 296142, 326910, 359601, 381395, 457674, 493570, 599335, 719202, 740355, 762790, 839069, 1144185, 1198670, 1480710, 1678138, 1798005, 2288370, 2517207, 3596010, 4195345, 5034414, 8390690, 12586035, 25172070]

約数ペア:

[(1, 25172070), (2, 12586035), (3, 8390690), (5, 5034414), (6, 4195345), (7, 3596010), (10, 2517207), (11, 2288370), (14, 1798005), (15, 1678138), (17, 1480710), (21, 1198670), (22, 1144185), (30, 839069), (33, 762790), (34, 740355), (35, 719202), (42, 599335), (51, 493570), (55, 457674), (66, 381395), (70, 359601), (77, 326910), (85, 296142), (102, 246785), (105, 239734), (110, 228837), (119, 211530), (154, 163455), (165, 152558), (170, 148071), (187, 134610), (210, 119867), (231, 108970), (238, 105765), (255, 98714), (330, 76279), (357, 70510), (374, 67305), (385, 65382), (462, 54485), (510, 49357), (561, 44870), (595, 42306), (641, 39270), (714, 35255), (770, 32691), (935, 26922), (1122, 22435), (1155, 21794), (1190, 21153), (1282, 19635), (1309, 19230), (1785, 14102), (1870, 13461), (1923, 13090), (2310, 10897), (2618, 9615), (2805, 8974), (3205, 7854), (3570, 7051), (3846, 6545), (3927, 6410), (4487, 5610)]