66856725

素因数分解:

$3^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{401}}^1$

素因数の和:452

約数の個数: 96

約数和(自身を含む): 139574400

約数和(自身を除く): 72717675

約数列:

[1, 3, 5, 9, 13, 15, 19, 25, 27, 39, 45, 57, 65, 75, 95, 117, 135, 171, 195, 225, 247, 285, 325, 351, 401, 475, 513, 585, 675, 741, 855, 975, 1203, 1235, 1425, 1755, 2005, 2223, 2565, 2925, 3609, 3705, 4275, 5213, 6015, 6175, 6669, 7619, 8775, 10025, 10827, 11115, 12825, 15639, 18045, 18525, 22857, 26065, 30075, 33345, 38095, 46917, 54135, 55575, 68571, 78195, 90225, 99047, 114285, 130325, 140751, 166725, 190475, 205713, 234585, 270675, 297141, 342855, 390975, 495235, 571425, 703755, 891423, 1028565, 1172925, 1485705, 1714275, 2476175, 2674269, 3518775, 4457115, 5142825, 7428525, 13371345, 22285575, 66856725]

約数ペア:

[(1, 66856725), (3, 22285575), (5, 13371345), (9, 7428525), (13, 5142825), (15, 4457115), (19, 3518775), (25, 2674269), (27, 2476175), (39, 1714275), (45, 1485705), (57, 1172925), (65, 1028565), (75, 891423), (95, 703755), (117, 571425), (135, 495235), (171, 390975), (195, 342855), (225, 297141), (247, 270675), (285, 234585), (325, 205713), (351, 190475), (401, 166725), (475, 140751), (513, 130325), (585, 114285), (675, 99047), (741, 90225), (855, 78195), (975, 68571), (1203, 55575), (1235, 54135), (1425, 46917), (1755, 38095), (2005, 33345), (2223, 30075), (2565, 26065), (2925, 22857), (3609, 18525), (3705, 18045), (4275, 15639), (5213, 12825), (6015, 11115), (6175, 10827), (6669, 10025), (7619, 8775)]