648953855

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{313}}^1$

素因数の和:512

約数の個数: 48

約数和(自身を含む): 902059200

約数和(自身を除く): 253105345

約数列:

[1, 5, 11, 23, 55, 115, 121, 149, 253, 313, 605, 745, 1265, 1565, 1639, 2783, 3427, 3443, 7199, 8195, 13915, 17135, 17215, 18029, 35995, 37697, 37873, 46637, 79189, 90145, 188485, 189365, 233185, 395945, 414667, 513007, 871079, 1072651, 2073335, 2565035, 4355395, 5363255, 5643077, 11799161, 28215385, 58995805, 129790771, 648953855]

約数ペア:

[(1, 648953855), (5, 129790771), (11, 58995805), (23, 28215385), (55, 11799161), (115, 5643077), (121, 5363255), (149, 4355395), (253, 2565035), (313, 2073335), (605, 1072651), (745, 871079), (1265, 513007), (1565, 414667), (1639, 395945), (2783, 233185), (3427, 189365), (3443, 188485), (7199, 90145), (8195, 79189), (13915, 46637), (17135, 37873), (17215, 37697), (18029, 35995)]