61902190

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1$

素因数の和:210

約数の個数: 96

約数和(自身を含む): 139946400

約数和(自身を除く): 78044210

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 49, 61, 70, 95, 98, 109, 122, 133, 190, 218, 245, 266, 305, 427, 490, 545, 610, 665, 763, 854, 931, 1090, 1159, 1330, 1526, 1862, 2071, 2135, 2318, 2989, 3815, 4142, 4270, 4655, 5341, 5795, 5978, 6649, 7630, 8113, 9310, 10355, 10682, 11590, 13298, 14497, 14945, 16226, 20710, 26705, 28994, 29890, 33245, 40565, 46543, 53410, 56791, 66490, 72485, 81130, 93086, 101479, 113582, 126331, 144970, 202958, 232715, 252662, 283955, 325801, 465430, 507395, 567910, 631655, 651602, 884317, 1014790, 1263310, 1629005, 1768634, 3258010, 4421585, 6190219, 8843170, 12380438, 30951095, 61902190]

約数ペア:

[(1, 61902190), (2, 30951095), (5, 12380438), (7, 8843170), (10, 6190219), (14, 4421585), (19, 3258010), (35, 1768634), (38, 1629005), (49, 1263310), (61, 1014790), (70, 884317), (95, 651602), (98, 631655), (109, 567910), (122, 507395), (133, 465430), (190, 325801), (218, 283955), (245, 252662), (266, 232715), (305, 202958), (427, 144970), (490, 126331), (545, 113582), (610, 101479), (665, 93086), (763, 81130), (854, 72485), (931, 66490), (1090, 56791), (1159, 53410), (1330, 46543), (1526, 40565), (1862, 33245), (2071, 29890), (2135, 28994), (2318, 26705), (2989, 20710), (3815, 16226), (4142, 14945), (4270, 14497), (4655, 13298), (5341, 11590), (5795, 10682), (5978, 10355), (6649, 9310), (7630, 8113)]