15662421140

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{166021}}^1$

素因数の和:166172

約数の個数: 48

約数和(自身を含む): 33888410640

約数和(自身を除く): 18225989500

約数列:

[1, 2, 4, 5, 10, 20, 53, 89, 106, 178, 212, 265, 356, 445, 530, 890, 1060, 1780, 4717, 9434, 18868, 23585, 47170, 94340, 166021, 332042, 664084, 830105, 1660210, 3320420, 8799113, 14775869, 17598226, 29551738, 35196452, 43995565, 59103476, 73879345, 87991130, 147758690, 175982260, 295517380, 783121057, 1566242114, 3132484228, 3915605285, 7831210570, 15662421140]

約数ペア:

[(1, 15662421140), (2, 7831210570), (4, 3915605285), (5, 3132484228), (10, 1566242114), (20, 783121057), (53, 295517380), (89, 175982260), (106, 147758690), (178, 87991130), (212, 73879345), (265, 59103476), (356, 43995565), (445, 35196452), (530, 29551738), (890, 17598226), (1060, 14775869), (1780, 8799113), (4717, 3320420), (9434, 1660210), (18868, 830105), (23585, 664084), (47170, 332042), (94340, 166021)]