830017825

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{397}}^1\times {\mathrm{919}}^1$

素因数の和:1346

約数の個数: 48

約数和(自身を含む): 1271307520

約数和(自身を除く): 441289695

約数列:

[1, 5, 7, 13, 25, 35, 65, 91, 175, 325, 397, 455, 919, 1985, 2275, 2779, 4595, 5161, 6433, 9925, 11947, 13895, 22975, 25805, 32165, 36127, 59735, 69475, 83629, 129025, 160825, 180635, 298675, 364843, 418145, 903175, 1824215, 2090725, 2553901, 4742959, 9121075, 12769505, 23714795, 33200713, 63847525, 118573975, 166003565, 830017825]

約数ペア:

[(1, 830017825), (5, 166003565), (7, 118573975), (13, 63847525), (25, 33200713), (35, 23714795), (65, 12769505), (91, 9121075), (175, 4742959), (325, 2553901), (397, 2090725), (455, 1824215), (919, 903175), (1985, 418145), (2275, 364843), (2779, 298675), (4595, 180635), (5161, 160825), (6433, 129025), (9925, 83629), (11947, 69475), (13895, 59735), (22975, 36127), (25805, 32165)]