78762145

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{1373}}^1$

素因数の和:1545

約数の個数: 32

約数和(自身を含む): 118713600

約数和(自身を除く): 39951455

約数列:

[1, 5, 7, 11, 35, 55, 77, 149, 385, 745, 1043, 1373, 1639, 5215, 6865, 8195, 9611, 11473, 15103, 48055, 57365, 75515, 105721, 204577, 528605, 1022885, 1432039, 2250347, 7160195, 11251735, 15752429, 78762145]

約数ペア:

[(1, 78762145), (5, 15752429), (7, 11251735), (11, 7160195), (35, 2250347), (55, 1432039), (77, 1022885), (149, 528605), (385, 204577), (745, 105721), (1043, 75515), (1373, 57365), (1639, 48055), (5215, 15103), (6865, 11473), (8195, 9611)]