81010490

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{467}}^1$

素因数の和:587

約数の個数: 64

約数和(自身を含む): 169827840

約数和(自身を除く): 88817350

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 83, 95, 110, 166, 190, 209, 415, 418, 467, 830, 913, 934, 1045, 1577, 1826, 2090, 2335, 3154, 4565, 4670, 5137, 7885, 8873, 9130, 10274, 15770, 17347, 17746, 25685, 34694, 38761, 44365, 51370, 77522, 86735, 88730, 97603, 173470, 193805, 195206, 387610, 426371, 488015, 736459, 852742, 976030, 1472918, 2131855, 3682295, 4263710, 7364590, 8101049, 16202098, 40505245, 81010490]

約数ペア:

[(1, 81010490), (2, 40505245), (5, 16202098), (10, 8101049), (11, 7364590), (19, 4263710), (22, 3682295), (38, 2131855), (55, 1472918), (83, 976030), (95, 852742), (110, 736459), (166, 488015), (190, 426371), (209, 387610), (415, 195206), (418, 193805), (467, 173470), (830, 97603), (913, 88730), (934, 86735), (1045, 77522), (1577, 51370), (1826, 44365), (2090, 38761), (2335, 34694), (3154, 25685), (4565, 17746), (4670, 17347), (5137, 15770), (7885, 10274), (8873, 9130)]