78488200

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{8009}}^1$

素因数の和:8039

約数の個数: 72

約数和(自身を含む): 212305050

約数和(自身を除く): 133816850

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 49, 50, 56, 70, 98, 100, 140, 175, 196, 200, 245, 280, 350, 392, 490, 700, 980, 1225, 1400, 1960, 2450, 4900, 8009, 9800, 16018, 32036, 40045, 56063, 64072, 80090, 112126, 160180, 200225, 224252, 280315, 320360, 392441, 400450, 448504, 560630, 784882, 800900, 1121260, 1401575, 1569764, 1601800, 1962205, 2242520, 2803150, 3139528, 3924410, 5606300, 7848820, 9811025, 11212600, 15697640, 19622050, 39244100, 78488200]

約数ペア:

[(1, 78488200), (2, 39244100), (4, 19622050), (5, 15697640), (7, 11212600), (8, 9811025), (10, 7848820), (14, 5606300), (20, 3924410), (25, 3139528), (28, 2803150), (35, 2242520), (40, 1962205), (49, 1601800), (50, 1569764), (56, 1401575), (70, 1121260), (98, 800900), (100, 784882), (140, 560630), (175, 448504), (196, 400450), (200, 392441), (245, 320360), (280, 280315), (350, 224252), (392, 200225), (490, 160180), (700, 112126), (980, 80090), (1225, 64072), (1400, 56063), (1960, 40045), (2450, 32036), (4900, 16018), (8009, 9800)]