20174347900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{193}}^1\times {\mathrm{2531}}^1$

素因数の和:2804

約数の個数: 144

約数和(自身を含む): 51164225280

約数和(自身を除く): 30989877380

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 59, 70, 100, 118, 140, 175, 193, 236, 295, 350, 386, 413, 590, 700, 772, 826, 965, 1180, 1351, 1475, 1652, 1930, 2065, 2531, 2702, 2950, 3860, 4130, 4825, 5062, 5404, 5900, 6755, 8260, 9650, 10124, 10325, 11387, 12655, 13510, 17717, 19300, 20650, 22774, 25310, 27020, 33775, 35434, 41300, 45548, 50620, 56935, 63275, 67550, 70868, 79709, 88585, 113870, 126550, 135100, 149329, 159418, 177170, 227740, 253100, 284675, 298658, 318836, 354340, 398545, 442925, 488483, 569350, 597316, 746645, 797090, 885850, 976966, 1045303, 1138700, 1493290, 1594180, 1771700, 1953932, 1992725, 2090606, 2442415, 2986580, 3419381, 3733225, 3985450, 4181212, 4884830, 5226515, 6838762, 7466450, 7970900, 9769660, 10453030, 12212075, 13677524, 14932900, 17096905, 20906060, 24424150, 26132575, 28820497, 34193810, 48848300, 52265150, 57640994, 68387620, 85484525, 104530300, 115281988, 144102485, 170969050, 201743479, 288204970, 341938100, 403486958, 576409940, 720512425, 806973916, 1008717395, 1441024850, 2017434790, 2882049700, 4034869580, 5043586975, 10087173950, 20174347900]

約数ペア:

[(1, 20174347900), (2, 10087173950), (4, 5043586975), (5, 4034869580), (7, 2882049700), (10, 2017434790), (14, 1441024850), (20, 1008717395), (25, 806973916), (28, 720512425), (35, 576409940), (50, 403486958), (59, 341938100), (70, 288204970), (100, 201743479), (118, 170969050), (140, 144102485), (175, 115281988), (193, 104530300), (236, 85484525), (295, 68387620), (350, 57640994), (386, 52265150), (413, 48848300), (590, 34193810), (700, 28820497), (772, 26132575), (826, 24424150), (965, 20906060), (1180, 17096905), (1351, 14932900), (1475, 13677524), (1652, 12212075), (1930, 10453030), (2065, 9769660), (2531, 7970900), (2702, 7466450), (2950, 6838762), (3860, 5226515), (4130, 4884830), (4825, 4181212), (5062, 3985450), (5404, 3733225), (5900, 3419381), (6755, 2986580), (8260, 2442415), (9650, 2090606), (10124, 1992725), (10325, 1953932), (11387, 1771700), (12655, 1594180), (13510, 1493290), (17717, 1138700), (19300, 1045303), (20650, 976966), (22774, 885850), (25310, 797090), (27020, 746645), (33775, 597316), (35434, 569350), (41300, 488483), (45548, 442925), (50620, 398545), (56935, 354340), (63275, 318836), (67550, 298658), (70868, 284675), (79709, 253100), (88585, 227740), (113870, 177170), (126550, 159418), (135100, 149329)]