71878889720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{521}}^1\times {\mathrm{313553}}^1$

素因数の和:314096

約数の個数: 64

約数和(自身を含む): 176769203040

約数和(自身を除く): 104890313320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 521, 1042, 2084, 2605, 4168, 5210, 5731, 10420, 11462, 20840, 22924, 28655, 45848, 57310, 114620, 229240, 313553, 627106, 1254212, 1567765, 2508424, 3135530, 3449083, 6271060, 6898166, 12542120, 13796332, 17245415, 27592664, 34490830, 68981660, 137963320, 163361113, 326722226, 653444452, 816805565, 1306888904, 1633611130, 1796972243, 3267222260, 3593944486, 6534444520, 7187888972, 8984861215, 14375777944, 17969722430, 35939444860, 71878889720]

約数ペア:

[(1, 71878889720), (2, 35939444860), (4, 17969722430), (5, 14375777944), (8, 8984861215), (10, 7187888972), (11, 6534444520), (20, 3593944486), (22, 3267222260), (40, 1796972243), (44, 1633611130), (55, 1306888904), (88, 816805565), (110, 653444452), (220, 326722226), (440, 163361113), (521, 137963320), (1042, 68981660), (2084, 34490830), (2605, 27592664), (4168, 17245415), (5210, 13796332), (5731, 12542120), (10420, 6898166), (11462, 6271060), (20840, 3449083), (22924, 3135530), (28655, 2508424), (45848, 1567765), (57310, 1254212), (114620, 627106), (229240, 313553)]