20221768250

素因数分解:

$2^1\times 5^3\times {\mathrm{79}}^1\times {\mathrm{787}}^1\times {\mathrm{1301}}^1$

素因数の和:2184

約数の個数: 64

約数和(自身を含む): 38412541440

約数和(自身を除く): 18190773190

約数列:

[1, 2, 5, 10, 25, 50, 79, 125, 158, 250, 395, 787, 790, 1301, 1574, 1975, 2602, 3935, 3950, 6505, 7870, 9875, 13010, 19675, 19750, 32525, 39350, 62173, 65050, 98375, 102779, 124346, 162625, 196750, 205558, 310865, 325250, 513895, 621730, 1023887, 1027790, 1554325, 2047774, 2569475, 3108650, 5119435, 5138950, 7771625, 10238870, 12847375, 15543250, 25597175, 25694750, 51194350, 80887073, 127985875, 161774146, 255971750, 404435365, 808870730, 2022176825, 4044353650, 10110884125, 20221768250]

約数ペア:

[(1, 20221768250), (2, 10110884125), (5, 4044353650), (10, 2022176825), (25, 808870730), (50, 404435365), (79, 255971750), (125, 161774146), (158, 127985875), (250, 80887073), (395, 51194350), (787, 25694750), (790, 25597175), (1301, 15543250), (1574, 12847375), (1975, 10238870), (2602, 7771625), (3935, 5138950), (3950, 5119435), (6505, 3108650), (7870, 2569475), (9875, 2047774), (13010, 1554325), (19675, 1027790), (19750, 1023887), (32525, 621730), (39350, 513895), (62173, 325250), (65050, 310865), (98375, 205558), (102779, 196750), (124346, 162625)]