164025940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{761}}^1\times {\mathrm{829}}^1$

素因数の和:1612

約数の個数: 48

約数和(自身を含む): 371886480

約数和(自身を除く): 207860540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 761, 829, 1522, 1658, 3044, 3316, 3805, 4145, 7610, 8290, 9893, 10777, 15220, 16580, 19786, 21554, 39572, 43108, 49465, 53885, 98930, 107770, 197860, 215540, 630869, 1261738, 2523476, 3154345, 6308690, 8201297, 12617380, 16402594, 32805188, 41006485, 82012970, 164025940]

約数ペア:

[(1, 164025940), (2, 82012970), (4, 41006485), (5, 32805188), (10, 16402594), (13, 12617380), (20, 8201297), (26, 6308690), (52, 3154345), (65, 2523476), (130, 1261738), (260, 630869), (761, 215540), (829, 197860), (1522, 107770), (1658, 98930), (3044, 53885), (3316, 49465), (3805, 43108), (4145, 39572), (7610, 21554), (8290, 19786), (9893, 16580), (10777, 15220)]