99135320

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{27847}}^1$

素因数の和:27947

約数の個数: 32

約数和(自身を含む): 225568800

約数和(自身を除く): 126433480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 3560, 27847, 55694, 111388, 139235, 222776, 278470, 556940, 1113880, 2478383, 4956766, 9913532, 12391915, 19827064, 24783830, 49567660, 99135320]

約数ペア:

[(1, 99135320), (2, 49567660), (4, 24783830), (5, 19827064), (8, 12391915), (10, 9913532), (20, 4956766), (40, 2478383), (89, 1113880), (178, 556940), (356, 278470), (445, 222776), (712, 139235), (890, 111388), (1780, 55694), (3560, 27847)]