155242000

素因数分解:

$2^4\times 5^3\times {\mathrm{77621}}^1$

素因数の和:77644

約数の個数: 40

約数和(自身を含む): 375379992

約数和(自身を除く): 220137992

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 2000, 77621, 155242, 310484, 388105, 620968, 776210, 1241936, 1552420, 1940525, 3104840, 3881050, 6209680, 7762100, 9702625, 15524200, 19405250, 31048400, 38810500, 77621000, 155242000]

約数ペア:

[(1, 155242000), (2, 77621000), (4, 38810500), (5, 31048400), (8, 19405250), (10, 15524200), (16, 9702625), (20, 7762100), (25, 6209680), (40, 3881050), (50, 3104840), (80, 1940525), (100, 1552420), (125, 1241936), (200, 776210), (250, 620968), (400, 388105), (500, 310484), (1000, 155242), (2000, 77621)]