388614100

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{79309}}^1$

素因数の和:79337

約数の個数: 54

約数和(自身を含む): 980985390

約数和(自身を除く): 592371290

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 140, 175, 196, 245, 350, 490, 700, 980, 1225, 2450, 4900, 79309, 158618, 317236, 396545, 555163, 793090, 1110326, 1586180, 1982725, 2220652, 2775815, 3886141, 3965450, 5551630, 7772282, 7930900, 11103260, 13879075, 15544564, 19430705, 27758150, 38861410, 55516300, 77722820, 97153525, 194307050, 388614100]

約数ペア:

[(1, 388614100), (2, 194307050), (4, 97153525), (5, 77722820), (7, 55516300), (10, 38861410), (14, 27758150), (20, 19430705), (25, 15544564), (28, 13879075), (35, 11103260), (49, 7930900), (50, 7772282), (70, 5551630), (98, 3965450), (100, 3886141), (140, 2775815), (175, 2220652), (196, 1982725), (245, 1586180), (350, 1110326), (490, 793090), (700, 555163), (980, 396545), (1225, 317236), (2450, 158618), (4900, 79309)]