87631544

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{353}}^1$

素因数の和:421

約数の個数: 128

約数和(自身を含む): 228372480

約数和(自身を除く): 140740936

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 22, 26, 28, 31, 44, 52, 56, 62, 77, 88, 91, 104, 124, 143, 154, 182, 217, 248, 286, 308, 341, 353, 364, 403, 434, 572, 616, 682, 706, 728, 806, 868, 1001, 1144, 1364, 1412, 1612, 1736, 2002, 2387, 2471, 2728, 2821, 2824, 3224, 3883, 4004, 4433, 4589, 4774, 4942, 5642, 7766, 8008, 8866, 9178, 9548, 9884, 10943, 11284, 15532, 17732, 18356, 19096, 19768, 21886, 22568, 27181, 31031, 31064, 32123, 35464, 36712, 43772, 50479, 54362, 62062, 64246, 76601, 87544, 100958, 108724, 120373, 124124, 128492, 142259, 153202, 201916, 217448, 240746, 248248, 256984, 284518, 306404, 353353, 403832, 481492, 569036, 612808, 706706, 842611, 962984, 995813, 1138072, 1413412, 1564849, 1685222, 1991626, 2826824, 3129698, 3370444, 3983252, 6259396, 6740888, 7966504, 10953943, 12518792, 21907886, 43815772, 87631544]

約数ペア:

[(1, 87631544), (2, 43815772), (4, 21907886), (7, 12518792), (8, 10953943), (11, 7966504), (13, 6740888), (14, 6259396), (22, 3983252), (26, 3370444), (28, 3129698), (31, 2826824), (44, 1991626), (52, 1685222), (56, 1564849), (62, 1413412), (77, 1138072), (88, 995813), (91, 962984), (104, 842611), (124, 706706), (143, 612808), (154, 569036), (182, 481492), (217, 403832), (248, 353353), (286, 306404), (308, 284518), (341, 256984), (353, 248248), (364, 240746), (403, 217448), (434, 201916), (572, 153202), (616, 142259), (682, 128492), (706, 124124), (728, 120373), (806, 108724), (868, 100958), (1001, 87544), (1144, 76601), (1364, 64246), (1412, 62062), (1612, 54362), (1736, 50479), (2002, 43772), (2387, 36712), (2471, 35464), (2728, 32123), (2821, 31064), (2824, 31031), (3224, 27181), (3883, 22568), (4004, 21886), (4433, 19768), (4589, 19096), (4774, 18356), (4942, 17732), (5642, 15532), (7766, 11284), (8008, 10943), (8866, 9884), (9178, 9548)]