201484520

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{51929}}^1$

素因数の和:52037

約数の個数: 32

約数和(自身を含む): 458022600

約数和(自身を除く): 256538080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 776, 970, 1940, 3880, 51929, 103858, 207716, 259645, 415432, 519290, 1038580, 2077160, 5037113, 10074226, 20148452, 25185565, 40296904, 50371130, 100742260, 201484520]

約数ペア:

[(1, 201484520), (2, 100742260), (4, 50371130), (5, 40296904), (8, 25185565), (10, 20148452), (20, 10074226), (40, 5037113), (97, 2077160), (194, 1038580), (388, 519290), (485, 415432), (776, 259645), (970, 207716), (1940, 103858), (3880, 51929)]