64381772

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{2131}}^1$

素因数の和:2238

約数の個数: 48

約数和(自身を含む): 140404992

約数和(自身を除く): 76023220

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 83, 91, 166, 182, 332, 364, 581, 1079, 1162, 2131, 2158, 2324, 4262, 4316, 7553, 8524, 14917, 15106, 27703, 29834, 30212, 55406, 59668, 110812, 176873, 193921, 353746, 387842, 707492, 775684, 1238111, 2299349, 2476222, 4598698, 4952444, 9197396, 16095443, 32190886, 64381772]

約数ペア:

[(1, 64381772), (2, 32190886), (4, 16095443), (7, 9197396), (13, 4952444), (14, 4598698), (26, 2476222), (28, 2299349), (52, 1238111), (83, 775684), (91, 707492), (166, 387842), (182, 353746), (332, 193921), (364, 176873), (581, 110812), (1079, 59668), (1162, 55406), (2131, 30212), (2158, 29834), (2324, 27703), (4262, 15106), (4316, 14917), (7553, 8524)]