163934140

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{233}}^1\times {\mathrm{277}}^1$

素因数の和:646

約数の個数: 48

約数和(自身を含む): 349719552

約数和(自身を除く): 185785412

約数列:

[1, 2, 4, 5, 10, 20, 127, 233, 254, 277, 466, 508, 554, 635, 932, 1108, 1165, 1270, 1385, 2330, 2540, 2770, 4660, 5540, 29591, 35179, 59182, 64541, 70358, 118364, 129082, 140716, 147955, 175895, 258164, 295910, 322705, 351790, 591820, 645410, 703580, 1290820, 8196707, 16393414, 32786828, 40983535, 81967070, 163934140]

約数ペア:

[(1, 163934140), (2, 81967070), (4, 40983535), (5, 32786828), (10, 16393414), (20, 8196707), (127, 1290820), (233, 703580), (254, 645410), (277, 591820), (466, 351790), (508, 322705), (554, 295910), (635, 258164), (932, 175895), (1108, 147955), (1165, 140716), (1270, 129082), (1385, 118364), (2330, 70358), (2540, 64541), (2770, 59182), (4660, 35179), (5540, 29591)]