17421950

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{547}}^1$

素因数の和:586

約数の個数: 72

約数和(自身を含む): 40669272

約数和(自身を除く): 23247322

約数列:

[1, 2, 5, 7, 10, 13, 14, 25, 26, 35, 49, 50, 65, 70, 91, 98, 130, 175, 182, 245, 325, 350, 455, 490, 547, 637, 650, 910, 1094, 1225, 1274, 2275, 2450, 2735, 3185, 3829, 4550, 5470, 6370, 7111, 7658, 13675, 14222, 15925, 19145, 26803, 27350, 31850, 35555, 38290, 49777, 53606, 71110, 95725, 99554, 134015, 177775, 191450, 248885, 268030, 348439, 355550, 497770, 670075, 696878, 1244425, 1340150, 1742195, 2488850, 3484390, 8710975, 17421950]

約数ペア:

[(1, 17421950), (2, 8710975), (5, 3484390), (7, 2488850), (10, 1742195), (13, 1340150), (14, 1244425), (25, 696878), (26, 670075), (35, 497770), (49, 355550), (50, 348439), (65, 268030), (70, 248885), (91, 191450), (98, 177775), (130, 134015), (175, 99554), (182, 95725), (245, 71110), (325, 53606), (350, 49777), (455, 38290), (490, 35555), (547, 31850), (637, 27350), (650, 26803), (910, 19145), (1094, 15925), (1225, 14222), (1274, 13675), (2275, 7658), (2450, 7111), (2735, 6370), (3185, 5470), (3829, 4550)]