1609901900

素因数分解:

$2^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{263}}^1\times {\mathrm{1493}}^1$

素因数の和:1811

約数の個数: 72

約数和(自身を含む): 3594707424

約数和(自身を除く): 1984805524

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 50, 82, 100, 164, 205, 263, 410, 526, 820, 1025, 1052, 1315, 1493, 2050, 2630, 2986, 4100, 5260, 5972, 6575, 7465, 10783, 13150, 14930, 21566, 26300, 29860, 37325, 43132, 53915, 61213, 74650, 107830, 122426, 149300, 215660, 244852, 269575, 306065, 392659, 539150, 612130, 785318, 1078300, 1224260, 1530325, 1570636, 1963295, 3060650, 3926590, 6121300, 7853180, 9816475, 16099019, 19632950, 32198038, 39265900, 64396076, 80495095, 160990190, 321980380, 402475475, 804950950, 1609901900]

約数ペア:

[(1, 1609901900), (2, 804950950), (4, 402475475), (5, 321980380), (10, 160990190), (20, 80495095), (25, 64396076), (41, 39265900), (50, 32198038), (82, 19632950), (100, 16099019), (164, 9816475), (205, 7853180), (263, 6121300), (410, 3926590), (526, 3060650), (820, 1963295), (1025, 1570636), (1052, 1530325), (1315, 1224260), (1493, 1078300), (2050, 785318), (2630, 612130), (2986, 539150), (4100, 392659), (5260, 306065), (5972, 269575), (6575, 244852), (7465, 215660), (10783, 149300), (13150, 122426), (14930, 107830), (21566, 74650), (26300, 61213), (29860, 53915), (37325, 43132)]