172655840

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{154157}}^1$

素因数の和:154179

約数の個数: 48

約数和(自身を含む): 466173792

約数和(自身を除く): 293517952

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 154157, 308314, 616628, 770785, 1079099, 1233256, 1541570, 2158198, 2466512, 3083140, 4316396, 4933024, 5395495, 6166280, 8632792, 10790990, 12332560, 17265584, 21581980, 24665120, 34531168, 43163960, 86327920, 172655840]

約数ペア:

[(1, 172655840), (2, 86327920), (4, 43163960), (5, 34531168), (7, 24665120), (8, 21581980), (10, 17265584), (14, 12332560), (16, 10790990), (20, 8632792), (28, 6166280), (32, 5395495), (35, 4933024), (40, 4316396), (56, 3083140), (70, 2466512), (80, 2158198), (112, 1541570), (140, 1233256), (160, 1079099), (224, 770785), (280, 616628), (560, 308314), (1120, 154157)]