89225440

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{17989}}^1$

素因数の和:18035

約数の個数: 48

約数和(自身を含む): 217607040

約数和(自身を除く): 128381600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 4960, 17989, 35978, 71956, 89945, 143912, 179890, 287824, 359780, 557659, 575648, 719560, 1115318, 1439120, 2230636, 2788295, 2878240, 4461272, 5576590, 8922544, 11153180, 17845088, 22306360, 44612720, 89225440]

約数ペア:

[(1, 89225440), (2, 44612720), (4, 22306360), (5, 17845088), (8, 11153180), (10, 8922544), (16, 5576590), (20, 4461272), (31, 2878240), (32, 2788295), (40, 2230636), (62, 1439120), (80, 1115318), (124, 719560), (155, 575648), (160, 557659), (248, 359780), (310, 287824), (496, 179890), (620, 143912), (992, 89945), (1240, 71956), (2480, 35978), (4960, 17989)]