87604339.000000000

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^2\times {\mathrm{2129}}^1$

素因数の和:2203

約数の個数: 72

約数和(自身を含む): 355335120

約数和(自身を除く): 232576980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 961, 1860, 1922, 2129, 2883, 3844, 4258, 4805, 5766, 6387, 8516, 9610, 10645, 11532, 12774, 14415, 19220, 21290, 25548, 28830, 31935, 42580, 57660, 63870, 65999, 127740, 131998, 197997, 263996, 329995, 395994, 659990, 791988, 989985, 1319980, 1979970, 2045969, 3959940, 4091938, 6137907, 8183876, 10229845, 12275814, 20459690, 24551628, 30689535, 40919380, 61379070, 122758140]

約数ペア:

[(1, 122758140), (2, 61379070), (3, 40919380), (4, 30689535), (5, 24551628), (6, 20459690), (10, 12275814), (12, 10229845), (15, 8183876), (20, 6137907), (30, 4091938), (31, 3959940), (60, 2045969), (62, 1979970), (93, 1319980), (124, 989985), (155, 791988), (186, 659990), (310, 395994), (372, 329995), (465, 263996), (620, 197997), (930, 131998), (961, 127740), (1860, 65999), (1922, 63870), (2129, 57660), (2883, 42580), (3844, 31935), (4258, 28830), (4805, 25548), (5766, 21290), (6387, 19220), (8516, 14415), (9610, 12774), (10645, 11532)]