129463780

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{431}}^1\times {\mathrm{653}}^1$

素因数の和:1116

約数の個数: 48

約数和(自身を含む): 284788224

約数和(自身を除く): 155324444

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 431, 460, 653, 862, 1306, 1724, 2155, 2612, 3265, 4310, 6530, 8620, 9913, 13060, 15019, 19826, 30038, 39652, 49565, 60076, 75095, 99130, 150190, 198260, 281443, 300380, 562886, 1125772, 1407215, 2814430, 5628860, 6473189, 12946378, 25892756, 32365945, 64731890, 129463780]

約数ペア:

[(1, 129463780), (2, 64731890), (4, 32365945), (5, 25892756), (10, 12946378), (20, 6473189), (23, 5628860), (46, 2814430), (92, 1407215), (115, 1125772), (230, 562886), (431, 300380), (460, 281443), (653, 198260), (862, 150190), (1306, 99130), (1724, 75095), (2155, 60076), (2612, 49565), (3265, 39652), (4310, 30038), (6530, 19826), (8620, 15019), (9913, 13060)]