201123194840

素因数分解:

$2^3\times 5^1\times {\mathrm{15451}}^1\times {\mathrm{325421}}^1$

素因数の和:340883

約数の個数: 32

約数和(自身を含む): 452557866960

約数和(自身を除く): 251434672120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 15451, 30902, 61804, 77255, 123608, 154510, 309020, 325421, 618040, 650842, 1301684, 1627105, 2603368, 3254210, 6508420, 13016840, 5028079871, 10056159742, 20112319484, 25140399355, 40224638968, 50280798710, 100561597420, 201123194840]

約数ペア:

[(1, 201123194840), (2, 100561597420), (4, 50280798710), (5, 40224638968), (8, 25140399355), (10, 20112319484), (20, 10056159742), (40, 5028079871), (15451, 13016840), (30902, 6508420), (61804, 3254210), (77255, 2603368), (123608, 1627105), (154510, 1301684), (309020, 650842), (325421, 618040)]