66529540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43201}}^1$

素因数の和:43228

約数の個数: 48

約数和(自身を含む): 174190464

約数和(自身を除く): 107660924

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 43201, 86402, 172804, 216005, 302407, 432010, 475211, 604814, 864020, 950422, 1209628, 1512035, 1900844, 2376055, 3024070, 3326477, 4752110, 6048140, 6652954, 9504220, 13305908, 16632385, 33264770, 66529540]

約数ペア:

[(1, 66529540), (2, 33264770), (4, 16632385), (5, 13305908), (7, 9504220), (10, 6652954), (11, 6048140), (14, 4752110), (20, 3326477), (22, 3024070), (28, 2376055), (35, 1900844), (44, 1512035), (55, 1209628), (70, 950422), (77, 864020), (110, 604814), (140, 475211), (154, 432010), (220, 302407), (308, 216005), (385, 172804), (770, 86402), (1540, 43201)]