64756990

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{2003}}^1$

素因数の和:2124

約数の個数: 32

約数和(自身を含む): 120769056

約数和(自身を除く): 56012066

約数列:

[1, 2, 5, 10, 53, 61, 106, 122, 265, 305, 530, 610, 2003, 3233, 4006, 6466, 10015, 16165, 20030, 32330, 106159, 122183, 212318, 244366, 530795, 610915, 1061590, 1221830, 6475699, 12951398, 32378495, 64756990]

約数ペア:

[(1, 64756990), (2, 32378495), (5, 12951398), (10, 6475699), (53, 1221830), (61, 1061590), (106, 610915), (122, 530795), (265, 244366), (305, 212318), (530, 122183), (610, 106159), (2003, 32330), (3233, 20030), (4006, 16165), (6466, 10015)]