71656130

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{1607}}^1$

素因数の和:1648

約数の個数: 64

約数和(自身を含む): 162086400

約数和(自身を除く): 90430270

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 49, 65, 70, 91, 98, 130, 182, 245, 343, 455, 490, 637, 686, 910, 1274, 1607, 1715, 3185, 3214, 3430, 4459, 6370, 8035, 8918, 11249, 16070, 20891, 22295, 22498, 41782, 44590, 56245, 78743, 104455, 112490, 146237, 157486, 208910, 292474, 393715, 551201, 731185, 787430, 1023659, 1102402, 1462370, 2047318, 2756005, 5118295, 5512010, 7165613, 10236590, 14331226, 35828065, 71656130]

約数ペア:

[(1, 71656130), (2, 35828065), (5, 14331226), (7, 10236590), (10, 7165613), (13, 5512010), (14, 5118295), (26, 2756005), (35, 2047318), (49, 1462370), (65, 1102402), (70, 1023659), (91, 787430), (98, 731185), (130, 551201), (182, 393715), (245, 292474), (343, 208910), (455, 157486), (490, 146237), (637, 112490), (686, 104455), (910, 78743), (1274, 56245), (1607, 44590), (1715, 41782), (3185, 22498), (3214, 22295), (3430, 20891), (4459, 16070), (6370, 11249), (8035, 8918)]