78634700

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{179}}^1\times {\mathrm{191}}^1$

素因数の和:407

約数の個数: 72

約数和(自身を含む): 179988480

約数和(自身を除く): 101353780

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 92, 100, 115, 179, 191, 230, 358, 382, 460, 575, 716, 764, 895, 955, 1150, 1790, 1910, 2300, 3580, 3820, 4117, 4393, 4475, 4775, 8234, 8786, 8950, 9550, 16468, 17572, 17900, 19100, 20585, 21965, 34189, 41170, 43930, 68378, 82340, 87860, 102925, 109825, 136756, 170945, 205850, 219650, 341890, 411700, 439300, 683780, 786347, 854725, 1572694, 1709450, 3145388, 3418900, 3931735, 7863470, 15726940, 19658675, 39317350, 78634700]

約数ペア:

[(1, 78634700), (2, 39317350), (4, 19658675), (5, 15726940), (10, 7863470), (20, 3931735), (23, 3418900), (25, 3145388), (46, 1709450), (50, 1572694), (92, 854725), (100, 786347), (115, 683780), (179, 439300), (191, 411700), (230, 341890), (358, 219650), (382, 205850), (460, 170945), (575, 136756), (716, 109825), (764, 102925), (895, 87860), (955, 82340), (1150, 68378), (1790, 43930), (1910, 41170), (2300, 34189), (3580, 21965), (3820, 20585), (4117, 19100), (4393, 17900), (4475, 17572), (4775, 16468), (8234, 9550), (8786, 8950)]