695110520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^2\times {\mathrm{107}}^1$

素因数の和:206

約数の個数: 144

約数和(自身を含む): 1766308680

約数和(自身を除く): 1071198160

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 104, 107, 124, 130, 155, 169, 214, 248, 260, 310, 338, 403, 428, 520, 535, 620, 676, 806, 845, 856, 961, 1070, 1240, 1352, 1391, 1612, 1690, 1922, 2015, 2140, 2782, 3224, 3317, 3380, 3844, 4030, 4280, 4805, 5239, 5564, 6634, 6760, 6955, 7688, 8060, 9610, 10478, 11128, 12493, 13268, 13910, 16120, 16585, 18083, 19220, 20956, 24986, 26195, 26536, 27820, 33170, 36166, 38440, 41912, 43121, 49972, 52390, 55640, 62465, 66340, 72332, 86242, 90415, 99944, 102827, 104780, 124930, 132680, 144664, 162409, 172484, 180830, 205654, 209560, 215605, 249860, 324818, 344968, 361660, 411308, 431210, 499720, 514135, 560573, 649636, 723320, 812045, 822616, 862420, 1028270, 1121146, 1299272, 1336751, 1624090, 1724840, 2056540, 2242292, 2673502, 2802865, 3248180, 4113080, 4484584, 5347004, 5605730, 6496360, 6683755, 10694008, 11211460, 13367510, 17377763, 22422920, 26735020, 34755526, 53470040, 69511052, 86888815, 139022104, 173777630, 347555260, 695110520]

約数ペア:

[(1, 695110520), (2, 347555260), (4, 173777630), (5, 139022104), (8, 86888815), (10, 69511052), (13, 53470040), (20, 34755526), (26, 26735020), (31, 22422920), (40, 17377763), (52, 13367510), (62, 11211460), (65, 10694008), (104, 6683755), (107, 6496360), (124, 5605730), (130, 5347004), (155, 4484584), (169, 4113080), (214, 3248180), (248, 2802865), (260, 2673502), (310, 2242292), (338, 2056540), (403, 1724840), (428, 1624090), (520, 1336751), (535, 1299272), (620, 1121146), (676, 1028270), (806, 862420), (845, 822616), (856, 812045), (961, 723320), (1070, 649636), (1240, 560573), (1352, 514135), (1391, 499720), (1612, 431210), (1690, 411308), (1922, 361660), (2015, 344968), (2140, 324818), (2782, 249860), (3224, 215605), (3317, 209560), (3380, 205654), (3844, 180830), (4030, 172484), (4280, 162409), (4805, 144664), (5239, 132680), (5564, 124930), (6634, 104780), (6760, 102827), (6955, 99944), (7688, 90415), (8060, 86242), (9610, 72332), (10478, 66340), (11128, 62465), (12493, 55640), (13268, 52390), (13910, 49972), (16120, 43121), (16585, 41912), (18083, 38440), (19220, 36166), (20956, 33170), (24986, 27820), (26195, 26536)]