1020796465

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1$

素因数の和:334

約数の個数: 64

約数和(自身を含む): 1428295680

約数和(自身を除く): 407499215

約数列:

[1, 5, 13, 23, 59, 65, 71, 115, 163, 295, 299, 355, 767, 815, 923, 1357, 1495, 1633, 2119, 3749, 3835, 4189, 4615, 6785, 8165, 9617, 10595, 11573, 17641, 18745, 20945, 21229, 48085, 48737, 54457, 57865, 88205, 96347, 106145, 125021, 150449, 221191, 243685, 266179, 272285, 481735, 625105, 682807, 752245, 1105955, 1252511, 1330895, 2875483, 3414035, 3460327, 6262555, 8876491, 14377415, 15704561, 17301635, 44382455, 78522805, 204159293, 1020796465]

約数ペア:

[(1, 1020796465), (5, 204159293), (13, 78522805), (23, 44382455), (59, 17301635), (65, 15704561), (71, 14377415), (115, 8876491), (163, 6262555), (295, 3460327), (299, 3414035), (355, 2875483), (767, 1330895), (815, 1252511), (923, 1105955), (1357, 752245), (1495, 682807), (1633, 625105), (2119, 481735), (3749, 272285), (3835, 266179), (4189, 243685), (4615, 221191), (6785, 150449), (8165, 125021), (9617, 106145), (10595, 96347), (11573, 88205), (17641, 57865), (18745, 54457), (20945, 48737), (21229, 48085)]