988677560

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{433}}^1\times {\mathrm{4391}}^1$

素因数の和:4848

約数の個数: 64

約数和(自身を含む): 2401721280

約数和(自身を除く): 1413043720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 433, 520, 866, 1732, 2165, 3464, 4330, 4391, 5629, 8660, 8782, 11258, 17320, 17564, 21955, 22516, 28145, 35128, 43910, 45032, 56290, 57083, 87820, 112580, 114166, 175640, 225160, 228332, 285415, 456664, 570830, 1141660, 1901303, 2283320, 3802606, 7605212, 9506515, 15210424, 19013030, 24716939, 38026060, 49433878, 76052120, 98867756, 123584695, 197735512, 247169390, 494338780, 988677560]

約数ペア:

[(1, 988677560), (2, 494338780), (4, 247169390), (5, 197735512), (8, 123584695), (10, 98867756), (13, 76052120), (20, 49433878), (26, 38026060), (40, 24716939), (52, 19013030), (65, 15210424), (104, 9506515), (130, 7605212), (260, 3802606), (433, 2283320), (520, 1901303), (866, 1141660), (1732, 570830), (2165, 456664), (3464, 285415), (4330, 228332), (4391, 225160), (5629, 175640), (8660, 114166), (8782, 112580), (11258, 87820), (17320, 57083), (17564, 56290), (21955, 45032), (22516, 43910), (28145, 35128)]