420152215

素因数分解:

$5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{151}}^1\times {\mathrm{277}}^1$

素因数の和:488

約数の個数: 48

約数和(自身を含む): 606965184

約数和(自身を除く): 186812969

約数列:

[1, 5, 7, 35, 41, 49, 151, 205, 245, 277, 287, 755, 1057, 1385, 1435, 1939, 2009, 5285, 6191, 7399, 9695, 10045, 11357, 13573, 30955, 36995, 41827, 43337, 56785, 67865, 79499, 209135, 216685, 292789, 303359, 397495, 556493, 1463945, 1516795, 1714907, 2049523, 2782465, 8574535, 10247615, 12004349, 60021745, 84030443, 420152215]

約数ペア:

[(1, 420152215), (5, 84030443), (7, 60021745), (35, 12004349), (41, 10247615), (49, 8574535), (151, 2782465), (205, 2049523), (245, 1714907), (277, 1516795), (287, 1463945), (755, 556493), (1057, 397495), (1385, 303359), (1435, 292789), (1939, 216685), (2009, 209135), (5285, 79499), (6191, 67865), (7399, 56785), (9695, 43337), (10045, 41827), (11357, 36995), (13573, 30955)]