222778725

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{7879}}^1$

素因数の和:7934

約数の個数: 48

約数和(自身を含む): 410390400

約数和(自身を除く): 187611675

約数列:

[1, 3, 5, 13, 15, 25, 29, 39, 65, 75, 87, 145, 195, 325, 377, 435, 725, 975, 1131, 1885, 2175, 5655, 7879, 9425, 23637, 28275, 39395, 102427, 118185, 196975, 228491, 307281, 512135, 590925, 685473, 1142455, 1536405, 2560675, 2970383, 3427365, 5712275, 7682025, 8911149, 14851915, 17136825, 44555745, 74259575, 222778725]

約数ペア:

[(1, 222778725), (3, 74259575), (5, 44555745), (13, 17136825), (15, 14851915), (25, 8911149), (29, 7682025), (39, 5712275), (65, 3427365), (75, 2970383), (87, 2560675), (145, 1536405), (195, 1142455), (325, 685473), (377, 590925), (435, 512135), (725, 307281), (975, 228491), (1131, 196975), (1885, 118185), (2175, 102427), (5655, 39395), (7879, 28275), (9425, 23637)]