164882980

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{4243}}^1$

素因数の和:4348

約数の個数: 48

約数和(自身を含む): 363625920

約数和(自身を除く): 198742940

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 67, 116, 134, 145, 268, 290, 335, 580, 670, 1340, 1943, 3886, 4243, 7772, 8486, 9715, 16972, 19430, 21215, 38860, 42430, 84860, 123047, 246094, 284281, 492188, 568562, 615235, 1137124, 1230470, 1421405, 2460940, 2842810, 5685620, 8244149, 16488298, 32976596, 41220745, 82441490, 164882980]

約数ペア:

[(1, 164882980), (2, 82441490), (4, 41220745), (5, 32976596), (10, 16488298), (20, 8244149), (29, 5685620), (58, 2842810), (67, 2460940), (116, 1421405), (134, 1230470), (145, 1137124), (268, 615235), (290, 568562), (335, 492188), (580, 284281), (670, 246094), (1340, 123047), (1943, 84860), (3886, 42430), (4243, 38860), (7772, 21215), (8486, 19430), (9715, 16972)]