72136240

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{81973}}^1$

素因数の和:81997

約数の個数: 40

約数和(自身を含む): 182965968

約数和(自身を除く): 110829728

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 81973, 163946, 327892, 409865, 655784, 819730, 901703, 1311568, 1639460, 1803406, 3278920, 3606812, 4508515, 6557840, 7213624, 9017030, 14427248, 18034060, 36068120, 72136240]

約数ペア:

[(1, 72136240), (2, 36068120), (4, 18034060), (5, 14427248), (8, 9017030), (10, 7213624), (11, 6557840), (16, 4508515), (20, 3606812), (22, 3278920), (40, 1803406), (44, 1639460), (55, 1311568), (80, 901703), (88, 819730), (110, 655784), (176, 409865), (220, 327892), (440, 163946), (880, 81973)]