20163496325

素因数分解:

$5^2\times 7^2\times {\mathrm{59}}^1\times {\mathrm{227}}^1\times {\mathrm{1229}}^1$

素因数の和:1539

約数の個数: 72

約数和(自身を含む): 29732248800

約数和(自身を除く): 9568752475

約数列:

[1, 5, 7, 25, 35, 49, 59, 175, 227, 245, 295, 413, 1135, 1225, 1229, 1475, 1589, 2065, 2891, 5675, 6145, 7945, 8603, 10325, 11123, 13393, 14455, 30725, 39725, 43015, 55615, 60221, 66965, 72275, 72511, 93751, 215075, 278075, 278983, 301105, 334825, 362555, 468755, 507577, 656257, 1394915, 1505525, 1812775, 1952881, 2343775, 2537885, 3281285, 3553039, 6974575, 9764405, 12689425, 13670167, 16406425, 16459997, 17765195, 48822025, 68350835, 82299985, 88825975, 115219979, 341754175, 411499925, 576099895, 806539853, 2880499475, 4032699265, 20163496325]

約数ペア:

[(1, 20163496325), (5, 4032699265), (7, 2880499475), (25, 806539853), (35, 576099895), (49, 411499925), (59, 341754175), (175, 115219979), (227, 88825975), (245, 82299985), (295, 68350835), (413, 48822025), (1135, 17765195), (1225, 16459997), (1229, 16406425), (1475, 13670167), (1589, 12689425), (2065, 9764405), (2891, 6974575), (5675, 3553039), (6145, 3281285), (7945, 2537885), (8603, 2343775), (10325, 1952881), (11123, 1812775), (13393, 1505525), (14455, 1394915), (30725, 656257), (39725, 507577), (43015, 468755), (55615, 362555), (60221, 334825), (66965, 301105), (72275, 278983), (72511, 278075), (93751, 215075)]