283399375

素因数分解:

$5^4\times 7^1\times {\mathrm{211}}^1\times {\mathrm{307}}^1$

素因数の和:545

約数の個数: 40

約数和(自身を含む): 407969408

約数和(自身を除く): 124570033

約数列:

[1, 5, 7, 25, 35, 125, 175, 211, 307, 625, 875, 1055, 1477, 1535, 2149, 4375, 5275, 7385, 7675, 10745, 26375, 36925, 38375, 53725, 64777, 131875, 184625, 191875, 268625, 323885, 453439, 923125, 1343125, 1619425, 2267195, 8097125, 11335975, 40485625, 56679875, 283399375]

約数ペア:

[(1, 283399375), (5, 56679875), (7, 40485625), (25, 11335975), (35, 8097125), (125, 2267195), (175, 1619425), (211, 1343125), (307, 923125), (625, 453439), (875, 323885), (1055, 268625), (1477, 191875), (1535, 184625), (2149, 131875), (4375, 64777), (5275, 53725), (7385, 38375), (7675, 36925), (10745, 26375)]