74750140

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{727}}^1$

素因数の和:886

約数の個数: 48

約数和(自身を含む): 161808192

約数和(自身を除く): 87058052

約数列:

[1, 2, 4, 5, 10, 20, 53, 97, 106, 194, 212, 265, 388, 485, 530, 727, 970, 1060, 1454, 1940, 2908, 3635, 5141, 7270, 10282, 14540, 20564, 25705, 38531, 51410, 70519, 77062, 102820, 141038, 154124, 192655, 282076, 352595, 385310, 705190, 770620, 1410380, 3737507, 7475014, 14950028, 18687535, 37375070, 74750140]

約数ペア:

[(1, 74750140), (2, 37375070), (4, 18687535), (5, 14950028), (10, 7475014), (20, 3737507), (53, 1410380), (97, 770620), (106, 705190), (194, 385310), (212, 352595), (265, 282076), (388, 192655), (485, 154124), (530, 141038), (727, 102820), (970, 77062), (1060, 70519), (1454, 51410), (1940, 38531), (2908, 25705), (3635, 20564), (5141, 14540), (7270, 10282)]