1363765640

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{25577}}^1$

素因数の和:25662

約数の個数: 64

約数和(自身を含む): 3241244160

約数和(自身を除く): 1877478520

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 43, 62, 86, 124, 155, 172, 215, 248, 310, 344, 430, 620, 860, 1240, 1333, 1720, 2666, 5332, 6665, 10664, 13330, 25577, 26660, 51154, 53320, 102308, 127885, 204616, 255770, 511540, 792887, 1023080, 1099811, 1585774, 2199622, 3171548, 3964435, 4399244, 5499055, 6343096, 7928870, 8798488, 10998110, 15857740, 21996220, 31715480, 34094141, 43992440, 68188282, 136376564, 170470705, 272753128, 340941410, 681882820, 1363765640]

約数ペア:

[(1, 1363765640), (2, 681882820), (4, 340941410), (5, 272753128), (8, 170470705), (10, 136376564), (20, 68188282), (31, 43992440), (40, 34094141), (43, 31715480), (62, 21996220), (86, 15857740), (124, 10998110), (155, 8798488), (172, 7928870), (215, 6343096), (248, 5499055), (310, 4399244), (344, 3964435), (430, 3171548), (620, 2199622), (860, 1585774), (1240, 1099811), (1333, 1023080), (1720, 792887), (2666, 511540), (5332, 255770), (6665, 204616), (10664, 127885), (13330, 102308), (25577, 53320), (26660, 51154)]