20175099430

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{151}}^1\times {\mathrm{227}}^1\times {\mathrm{829}}^1$

素因数の和:1285

約数の個数: 64

約数和(自身を含む): 37278766080

約数和(自身を除く): 17103666650

約数列:

[1, 2, 5, 10, 71, 142, 151, 227, 302, 355, 454, 710, 755, 829, 1135, 1510, 1658, 2270, 4145, 8290, 10721, 16117, 21442, 32234, 34277, 53605, 58859, 68554, 80585, 107210, 117718, 125179, 161170, 171385, 188183, 250358, 294295, 342770, 376366, 588590, 625895, 940915, 1251790, 1881830, 2433667, 4867334, 8887709, 12168335, 13360993, 17775418, 24336670, 26721986, 28415633, 44438545, 56831266, 66804965, 88877090, 133609930, 142078165, 284156330, 2017509943, 4035019886, 10087549715, 20175099430]

約数ペア:

[(1, 20175099430), (2, 10087549715), (5, 4035019886), (10, 2017509943), (71, 284156330), (142, 142078165), (151, 133609930), (227, 88877090), (302, 66804965), (355, 56831266), (454, 44438545), (710, 28415633), (755, 26721986), (829, 24336670), (1135, 17775418), (1510, 13360993), (1658, 12168335), (2270, 8887709), (4145, 4867334), (8290, 2433667), (10721, 1881830), (16117, 1251790), (21442, 940915), (32234, 625895), (34277, 588590), (53605, 376366), (58859, 342770), (68554, 294295), (80585, 250358), (107210, 188183), (117718, 171385), (125179, 161170)]