1900190715

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{601}}^1$

素因数の和:800

約数の個数: 64

約数和(自身を含む): 3211270272

約数和(自身を除く): 1311079557

約数列:

[1, 3, 5, 15, 41, 53, 97, 123, 159, 205, 265, 291, 485, 601, 615, 795, 1455, 1803, 2173, 3005, 3977, 5141, 6519, 9015, 10865, 11931, 15423, 19885, 24641, 25705, 31853, 32595, 58297, 59655, 73923, 77115, 95559, 123205, 159265, 174891, 210781, 291485, 369615, 477795, 632343, 874455, 1053905, 1305973, 2390177, 3089741, 3161715, 3917919, 6529865, 7170531, 9269223, 11950885, 15448705, 19589595, 35852655, 46346115, 126679381, 380038143, 633396905, 1900190715]

約数ペア:

[(1, 1900190715), (3, 633396905), (5, 380038143), (15, 126679381), (41, 46346115), (53, 35852655), (97, 19589595), (123, 15448705), (159, 11950885), (205, 9269223), (265, 7170531), (291, 6529865), (485, 3917919), (601, 3161715), (615, 3089741), (795, 2390177), (1455, 1305973), (1803, 1053905), (2173, 874455), (3005, 632343), (3977, 477795), (5141, 369615), (6519, 291485), (9015, 210781), (10865, 174891), (11931, 159265), (15423, 123205), (19885, 95559), (24641, 77115), (25705, 73923), (31853, 59655), (32595, 58297)]