1808953850

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^2$

素因数の和:229

約数の個数: 144

約数和(自身を含む): 4063239936

約数和(自身を除く): 2254286086

約数列:

[1, 2, 5, 10, 11, 17, 22, 25, 31, 34, 50, 55, 62, 79, 85, 110, 155, 158, 170, 187, 275, 310, 341, 374, 395, 425, 527, 550, 682, 775, 790, 850, 869, 935, 1054, 1343, 1550, 1705, 1738, 1870, 1975, 2449, 2635, 2686, 3410, 3950, 4345, 4675, 4898, 5270, 5797, 6241, 6715, 8525, 8690, 9350, 11594, 12245, 12482, 13175, 13430, 14773, 17050, 21725, 24490, 26350, 26939, 28985, 29546, 31205, 33575, 41633, 43450, 53878, 57970, 61225, 62410, 67150, 68651, 73865, 83266, 106097, 122450, 134695, 137302, 144925, 147730, 156025, 193471, 208165, 212194, 269390, 289850, 312050, 343255, 369325, 386942, 416330, 457963, 530485, 673475, 686510, 738650, 915926, 967355, 1040825, 1060970, 1167067, 1346950, 1716275, 1934710, 2081650, 2128181, 2289815, 2334134, 2652425, 3289007, 3432550, 4256362, 4579630, 4836775, 5304850, 5835335, 6578014, 9673550, 10640905, 11449075, 11670670, 16445035, 21281810, 22898150, 29176675, 32890070, 36179077, 53204525, 58353350, 72358154, 82225175, 106409050, 164450350, 180895385, 361790770, 904476925, 1808953850]

約数ペア:

[(1, 1808953850), (2, 904476925), (5, 361790770), (10, 180895385), (11, 164450350), (17, 106409050), (22, 82225175), (25, 72358154), (31, 58353350), (34, 53204525), (50, 36179077), (55, 32890070), (62, 29176675), (79, 22898150), (85, 21281810), (110, 16445035), (155, 11670670), (158, 11449075), (170, 10640905), (187, 9673550), (275, 6578014), (310, 5835335), (341, 5304850), (374, 4836775), (395, 4579630), (425, 4256362), (527, 3432550), (550, 3289007), (682, 2652425), (775, 2334134), (790, 2289815), (850, 2128181), (869, 2081650), (935, 1934710), (1054, 1716275), (1343, 1346950), (1550, 1167067), (1705, 1060970), (1738, 1040825), (1870, 967355), (1975, 915926), (2449, 738650), (2635, 686510), (2686, 673475), (3410, 530485), (3950, 457963), (4345, 416330), (4675, 386942), (4898, 369325), (5270, 343255), (5797, 312050), (6241, 289850), (6715, 269390), (8525, 212194), (8690, 208165), (9350, 193471), (11594, 156025), (12245, 147730), (12482, 144925), (13175, 137302), (13430, 134695), (14773, 122450), (17050, 106097), (21725, 83266), (24490, 73865), (26350, 68651), (26939, 67150), (28985, 62410), (29546, 61225), (31205, 57970), (33575, 53878), (41633, 43450)]