451926215

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{167}}^1$

素因数の和:312

約数の個数: 64

約数和(自身を含む): 650280960

約数和(自身を除く): 198354745

約数列:

[1, 5, 13, 17, 31, 65, 79, 85, 155, 167, 221, 395, 403, 527, 835, 1027, 1105, 1343, 2015, 2171, 2449, 2635, 2839, 5135, 5177, 6715, 6851, 10855, 12245, 13193, 14195, 17459, 25885, 31837, 34255, 36907, 41633, 65965, 67301, 87295, 88009, 159185, 171509, 184535, 208165, 224281, 336505, 408983, 440045, 541229, 857545, 1121405, 1144117, 2044915, 2706145, 2915653, 5316779, 5720585, 6952711, 14578265, 26583895, 34763555, 90385243, 451926215]

約数ペア:

[(1, 451926215), (5, 90385243), (13, 34763555), (17, 26583895), (31, 14578265), (65, 6952711), (79, 5720585), (85, 5316779), (155, 2915653), (167, 2706145), (221, 2044915), (395, 1144117), (403, 1121405), (527, 857545), (835, 541229), (1027, 440045), (1105, 408983), (1343, 336505), (2015, 224281), (2171, 208165), (2449, 184535), (2635, 171509), (2839, 159185), (5135, 88009), (5177, 87295), (6715, 67301), (6851, 65965), (10855, 41633), (12245, 36907), (13193, 34255), (14195, 31837), (17459, 25885)]