15661106080

素因数分解:

$2^5\times 5^1\times {\mathrm{3917}}^1\times {\mathrm{24989}}^1$

素因数の和:28921

約数の個数: 48

約数和(自身を含む): 37010289960

約数和(自身を除く): 21349183880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 3917, 7834, 15668, 19585, 24989, 31336, 39170, 49978, 62672, 78340, 99956, 124945, 125344, 156680, 199912, 249890, 313360, 399824, 499780, 626720, 799648, 999560, 1999120, 3998240, 97881913, 195763826, 391527652, 489409565, 783055304, 978819130, 1566110608, 1957638260, 3132221216, 3915276520, 7830553040, 15661106080]

約数ペア:

[(1, 15661106080), (2, 7830553040), (4, 3915276520), (5, 3132221216), (8, 1957638260), (10, 1566110608), (16, 978819130), (20, 783055304), (32, 489409565), (40, 391527652), (80, 195763826), (160, 97881913), (3917, 3998240), (7834, 1999120), (15668, 999560), (19585, 799648), (24989, 626720), (31336, 499780), (39170, 399824), (49978, 313360), (62672, 249890), (78340, 199912), (99956, 156680), (124945, 125344)]