85164640

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^2\times {\mathrm{53}}^1\times {\mathrm{83}}^1$

素因数の和:173

約数の個数: 144

約数和(自身を含む): 228042864

約数和(自身を除く): 142878224

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 53, 55, 80, 83, 88, 106, 110, 121, 160, 166, 176, 212, 220, 242, 265, 332, 352, 415, 424, 440, 484, 530, 583, 605, 664, 830, 848, 880, 913, 968, 1060, 1166, 1210, 1328, 1660, 1696, 1760, 1826, 1936, 2120, 2332, 2420, 2656, 2915, 3320, 3652, 3872, 4240, 4399, 4565, 4664, 4840, 5830, 6413, 6640, 7304, 8480, 8798, 9130, 9328, 9680, 10043, 11660, 12826, 13280, 14608, 17596, 18260, 18656, 19360, 20086, 21995, 23320, 25652, 29216, 32065, 35192, 36520, 40172, 43990, 46640, 48389, 50215, 51304, 64130, 70384, 73040, 80344, 87980, 93280, 96778, 100430, 102608, 128260, 140768, 146080, 160688, 175960, 193556, 200860, 205216, 241945, 256520, 321376, 351920, 387112, 401720, 483890, 513040, 532279, 703840, 774224, 803440, 967780, 1026080, 1064558, 1548448, 1606880, 1935560, 2129116, 2661395, 3871120, 4258232, 5322790, 7742240, 8516464, 10645580, 17032928, 21291160, 42582320, 85164640]

約数ペア:

[(1, 85164640), (2, 42582320), (4, 21291160), (5, 17032928), (8, 10645580), (10, 8516464), (11, 7742240), (16, 5322790), (20, 4258232), (22, 3871120), (32, 2661395), (40, 2129116), (44, 1935560), (53, 1606880), (55, 1548448), (80, 1064558), (83, 1026080), (88, 967780), (106, 803440), (110, 774224), (121, 703840), (160, 532279), (166, 513040), (176, 483890), (212, 401720), (220, 387112), (242, 351920), (265, 321376), (332, 256520), (352, 241945), (415, 205216), (424, 200860), (440, 193556), (484, 175960), (530, 160688), (583, 146080), (605, 140768), (664, 128260), (830, 102608), (848, 100430), (880, 96778), (913, 93280), (968, 87980), (1060, 80344), (1166, 73040), (1210, 70384), (1328, 64130), (1660, 51304), (1696, 50215), (1760, 48389), (1826, 46640), (1936, 43990), (2120, 40172), (2332, 36520), (2420, 35192), (2656, 32065), (2915, 29216), (3320, 25652), (3652, 23320), (3872, 21995), (4240, 20086), (4399, 19360), (4565, 18656), (4664, 18260), (4840, 17596), (5830, 14608), (6413, 13280), (6640, 12826), (7304, 11660), (8480, 10043), (8798, 9680), (9130, 9328)]