64222340

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{71}}^2$

素因数の和:178

約数の個数: 108

約数和(自身を含む): 171367308

約数和(自身を除く): 107144968

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 71, 91, 98, 130, 140, 142, 182, 196, 245, 260, 284, 355, 364, 455, 490, 497, 637, 710, 910, 923, 980, 994, 1274, 1420, 1820, 1846, 1988, 2485, 2548, 3185, 3479, 3692, 4615, 4970, 5041, 6370, 6461, 6958, 9230, 9940, 10082, 12740, 12922, 13916, 17395, 18460, 20164, 25205, 25844, 32305, 34790, 35287, 45227, 50410, 64610, 65533, 69580, 70574, 90454, 100820, 129220, 131066, 141148, 176435, 180908, 226135, 247009, 262132, 327665, 352870, 452270, 458731, 494018, 655330, 705740, 904540, 917462, 988036, 1235045, 1310660, 1834924, 2293655, 2470090, 3211117, 4587310, 4940180, 6422234, 9174620, 12844468, 16055585, 32111170, 64222340]

約数ペア:

[(1, 64222340), (2, 32111170), (4, 16055585), (5, 12844468), (7, 9174620), (10, 6422234), (13, 4940180), (14, 4587310), (20, 3211117), (26, 2470090), (28, 2293655), (35, 1834924), (49, 1310660), (52, 1235045), (65, 988036), (70, 917462), (71, 904540), (91, 705740), (98, 655330), (130, 494018), (140, 458731), (142, 452270), (182, 352870), (196, 327665), (245, 262132), (260, 247009), (284, 226135), (355, 180908), (364, 176435), (455, 141148), (490, 131066), (497, 129220), (637, 100820), (710, 90454), (910, 70574), (923, 69580), (980, 65533), (994, 64610), (1274, 50410), (1420, 45227), (1820, 35287), (1846, 34790), (1988, 32305), (2485, 25844), (2548, 25205), (3185, 20164), (3479, 18460), (3692, 17395), (4615, 13916), (4970, 12922), (5041, 12740), (6370, 10082), (6461, 9940), (6958, 9230)]