649804540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{3221}}^1$

素因数の和:3379

約数の個数: 96

約数和(自身を含む): 1714825728

約数和(自身を除く): 1065021188

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 131, 140, 154, 220, 262, 308, 385, 524, 655, 770, 917, 1310, 1441, 1540, 1834, 2620, 2882, 3221, 3668, 4585, 5764, 6442, 7205, 9170, 10087, 12884, 14410, 16105, 18340, 20174, 22547, 28820, 32210, 35431, 40348, 45094, 50435, 64420, 70862, 90188, 100870, 112735, 141724, 177155, 201740, 225470, 248017, 354310, 421951, 450940, 496034, 708620, 843902, 992068, 1240085, 1687804, 2109755, 2480170, 2953657, 4219510, 4641461, 4960340, 5907314, 8439020, 9282922, 11814628, 14768285, 18565844, 23207305, 29536570, 32490227, 46414610, 59073140, 64980454, 92829220, 129960908, 162451135, 324902270, 649804540]

約数ペア:

[(1, 649804540), (2, 324902270), (4, 162451135), (5, 129960908), (7, 92829220), (10, 64980454), (11, 59073140), (14, 46414610), (20, 32490227), (22, 29536570), (28, 23207305), (35, 18565844), (44, 14768285), (55, 11814628), (70, 9282922), (77, 8439020), (110, 5907314), (131, 4960340), (140, 4641461), (154, 4219510), (220, 2953657), (262, 2480170), (308, 2109755), (385, 1687804), (524, 1240085), (655, 992068), (770, 843902), (917, 708620), (1310, 496034), (1441, 450940), (1540, 421951), (1834, 354310), (2620, 248017), (2882, 225470), (3221, 201740), (3668, 177155), (4585, 141724), (5764, 112735), (6442, 100870), (7205, 90188), (9170, 70862), (10087, 64420), (12884, 50435), (14410, 45094), (16105, 40348), (18340, 35431), (20174, 32210), (22547, 28820)]