77890948720

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{743}}^1\times {\mathrm{100801}}^1$

素因数の和:101570

約数の個数: 80

約数和(自身を含む): 195291375552

約数和(自身を除く): 117400426832

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 743, 1040, 1486, 2972, 3715, 5944, 7430, 9659, 11888, 14860, 19318, 29720, 38636, 48295, 59440, 77272, 96590, 100801, 154544, 193180, 201602, 386360, 403204, 504005, 772720, 806408, 1008010, 1310413, 1612816, 2016020, 2620826, 4032040, 5241652, 6552065, 8064080, 10483304, 13104130, 20966608, 26208260, 52416520, 74895143, 104833040, 149790286, 299580572, 374475715, 599161144, 748951430, 973636859, 1198322288, 1497902860, 1947273718, 2995805720, 3894547436, 4868184295, 5991611440, 7789094872, 9736368590, 15578189744, 19472737180, 38945474360, 77890948720]

約数ペア:

[(1, 77890948720), (2, 38945474360), (4, 19472737180), (5, 15578189744), (8, 9736368590), (10, 7789094872), (13, 5991611440), (16, 4868184295), (20, 3894547436), (26, 2995805720), (40, 1947273718), (52, 1497902860), (65, 1198322288), (80, 973636859), (104, 748951430), (130, 599161144), (208, 374475715), (260, 299580572), (520, 149790286), (743, 104833040), (1040, 74895143), (1486, 52416520), (2972, 26208260), (3715, 20966608), (5944, 13104130), (7430, 10483304), (9659, 8064080), (11888, 6552065), (14860, 5241652), (19318, 4032040), (29720, 2620826), (38636, 2016020), (48295, 1612816), (59440, 1310413), (77272, 1008010), (96590, 806408), (100801, 772720), (154544, 504005), (193180, 403204), (201602, 386360)]