2897162500

素因数分解:

$2^2\times 5^5\times {\mathrm{41}}^1\times {\mathrm{5653}}^1$

素因数の和:5723

約数の個数: 72

約数和(自身を含む): 6492850056

約数和(自身を除く): 3595687556

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 50, 82, 100, 125, 164, 205, 250, 410, 500, 625, 820, 1025, 1250, 2050, 2500, 3125, 4100, 5125, 5653, 6250, 10250, 11306, 12500, 20500, 22612, 25625, 28265, 51250, 56530, 102500, 113060, 128125, 141325, 231773, 256250, 282650, 463546, 512500, 565300, 706625, 927092, 1158865, 1413250, 2317730, 2826500, 3533125, 4635460, 5794325, 7066250, 11588650, 14132500, 17665625, 23177300, 28971625, 35331250, 57943250, 70662500, 115886500, 144858125, 289716250, 579432500, 724290625, 1448581250, 2897162500]

約数ペア:

[(1, 2897162500), (2, 1448581250), (4, 724290625), (5, 579432500), (10, 289716250), (20, 144858125), (25, 115886500), (41, 70662500), (50, 57943250), (82, 35331250), (100, 28971625), (125, 23177300), (164, 17665625), (205, 14132500), (250, 11588650), (410, 7066250), (500, 5794325), (625, 4635460), (820, 3533125), (1025, 2826500), (1250, 2317730), (2050, 1413250), (2500, 1158865), (3125, 927092), (4100, 706625), (5125, 565300), (5653, 512500), (6250, 463546), (10250, 282650), (11306, 256250), (12500, 231773), (20500, 141325), (22612, 128125), (25625, 113060), (28265, 102500), (51250, 56530)]