49887540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{503}}^1$

素因数の和:566

約数の個数: 144

約数和(自身を含む): 165110400

約数和(自身を除く): 115222860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 29, 30, 36, 38, 45, 57, 58, 60, 76, 87, 90, 95, 114, 116, 145, 171, 174, 180, 190, 228, 261, 285, 290, 342, 348, 380, 435, 503, 522, 551, 570, 580, 684, 855, 870, 1006, 1044, 1102, 1140, 1305, 1509, 1653, 1710, 1740, 2012, 2204, 2515, 2610, 2755, 3018, 3306, 3420, 4527, 4959, 5030, 5220, 5510, 6036, 6612, 7545, 8265, 9054, 9557, 9918, 10060, 11020, 14587, 15090, 16530, 18108, 19114, 19836, 22635, 24795, 28671, 29174, 30180, 33060, 38228, 43761, 45270, 47785, 49590, 57342, 58348, 72935, 86013, 87522, 90540, 95570, 99180, 114684, 131283, 143355, 145870, 172026, 175044, 191140, 218805, 262566, 277153, 286710, 291740, 344052, 430065, 437610, 525132, 554306, 573420, 656415, 831459, 860130, 875220, 1108612, 1312830, 1385765, 1662918, 1720260, 2494377, 2625660, 2771530, 3325836, 4157295, 4988754, 5543060, 8314590, 9977508, 12471885, 16629180, 24943770, 49887540]

約数ペア:

[(1, 49887540), (2, 24943770), (3, 16629180), (4, 12471885), (5, 9977508), (6, 8314590), (9, 5543060), (10, 4988754), (12, 4157295), (15, 3325836), (18, 2771530), (19, 2625660), (20, 2494377), (29, 1720260), (30, 1662918), (36, 1385765), (38, 1312830), (45, 1108612), (57, 875220), (58, 860130), (60, 831459), (76, 656415), (87, 573420), (90, 554306), (95, 525132), (114, 437610), (116, 430065), (145, 344052), (171, 291740), (174, 286710), (180, 277153), (190, 262566), (228, 218805), (261, 191140), (285, 175044), (290, 172026), (342, 145870), (348, 143355), (380, 131283), (435, 114684), (503, 99180), (522, 95570), (551, 90540), (570, 87522), (580, 86013), (684, 72935), (855, 58348), (870, 57342), (1006, 49590), (1044, 47785), (1102, 45270), (1140, 43761), (1305, 38228), (1509, 33060), (1653, 30180), (1710, 29174), (1740, 28671), (2012, 24795), (2204, 22635), (2515, 19836), (2610, 19114), (2755, 18108), (3018, 16530), (3306, 15090), (3420, 14587), (4527, 11020), (4959, 10060), (5030, 9918), (5220, 9557), (5510, 9054), (6036, 8265), (6612, 7545)]