40430000

素因数分解:

$2^4\times 5^4\times {\mathrm{13}}^1\times {\mathrm{311}}^1$

素因数の和:352

約数の個数: 100

約数和(自身を含む): 105753648

約数和(自身を除く): 65323648

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 125, 130, 200, 208, 250, 260, 311, 325, 400, 500, 520, 622, 625, 650, 1000, 1040, 1244, 1250, 1300, 1555, 1625, 2000, 2488, 2500, 2600, 3110, 3250, 4043, 4976, 5000, 5200, 6220, 6500, 7775, 8086, 8125, 10000, 12440, 13000, 15550, 16172, 16250, 20215, 24880, 26000, 31100, 32344, 32500, 38875, 40430, 62200, 64688, 65000, 77750, 80860, 101075, 124400, 130000, 155500, 161720, 194375, 202150, 311000, 323440, 388750, 404300, 505375, 622000, 777500, 808600, 1010750, 1555000, 1617200, 2021500, 2526875, 3110000, 4043000, 5053750, 8086000, 10107500, 20215000, 40430000]

約数ペア:

[(1, 40430000), (2, 20215000), (4, 10107500), (5, 8086000), (8, 5053750), (10, 4043000), (13, 3110000), (16, 2526875), (20, 2021500), (25, 1617200), (26, 1555000), (40, 1010750), (50, 808600), (52, 777500), (65, 622000), (80, 505375), (100, 404300), (104, 388750), (125, 323440), (130, 311000), (200, 202150), (208, 194375), (250, 161720), (260, 155500), (311, 130000), (325, 124400), (400, 101075), (500, 80860), (520, 77750), (622, 65000), (625, 64688), (650, 62200), (1000, 40430), (1040, 38875), (1244, 32500), (1250, 32344), (1300, 31100), (1555, 26000), (1625, 24880), (2000, 20215), (2488, 16250), (2500, 16172), (2600, 15550), (3110, 13000), (3250, 12440), (4043, 10000), (4976, 8125), (5000, 8086), (5200, 7775), (6220, 6500)]