77708960

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{69383}}^1$

素因数の和:69405

約数の個数: 48

約数和(自身を含む): 209817216

約数和(自身を除く): 132108256

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 69383, 138766, 277532, 346915, 485681, 555064, 693830, 971362, 1110128, 1387660, 1942724, 2220256, 2428405, 2775320, 3885448, 4856810, 5550640, 7770896, 9713620, 11101280, 15541792, 19427240, 38854480, 77708960]

約数ペア:

[(1, 77708960), (2, 38854480), (4, 19427240), (5, 15541792), (7, 11101280), (8, 9713620), (10, 7770896), (14, 5550640), (16, 4856810), (20, 3885448), (28, 2775320), (32, 2428405), (35, 2220256), (40, 1942724), (56, 1387660), (70, 1110128), (80, 971362), (112, 693830), (140, 555064), (160, 485681), (224, 346915), (280, 277532), (560, 138766), (1120, 69383)]