64968400

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{23203}}^1$

素因数の和:23228

約数の個数: 60

約数和(自身を含む): 178392352

約数和(自身を除く): 113423952

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 100, 112, 140, 175, 200, 280, 350, 400, 560, 700, 1400, 2800, 23203, 46406, 92812, 116015, 162421, 185624, 232030, 324842, 371248, 464060, 580075, 649684, 812105, 928120, 1160150, 1299368, 1624210, 1856240, 2320300, 2598736, 3248420, 4060525, 4640600, 6496840, 8121050, 9281200, 12993680, 16242100, 32484200, 64968400]

約数ペア:

[(1, 64968400), (2, 32484200), (4, 16242100), (5, 12993680), (7, 9281200), (8, 8121050), (10, 6496840), (14, 4640600), (16, 4060525), (20, 3248420), (25, 2598736), (28, 2320300), (35, 1856240), (40, 1624210), (50, 1299368), (56, 1160150), (70, 928120), (80, 812105), (100, 649684), (112, 580075), (140, 464060), (175, 371248), (200, 324842), (280, 232030), (350, 185624), (400, 162421), (560, 116015), (700, 92812), (1400, 46406), (2800, 23203)]