64815075

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{22159}}^1$

素因数の和:22188

約数の個数: 36

約数和(自身を含む): 125026720

約数和(自身を除く): 60211645

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 45, 65, 75, 117, 195, 225, 325, 585, 975, 2925, 22159, 66477, 110795, 199431, 288067, 332385, 553975, 864201, 997155, 1440335, 1661925, 2592603, 4321005, 4985775, 7201675, 12963015, 21605025, 64815075]

約数ペア:

[(1, 64815075), (3, 21605025), (5, 12963015), (9, 7201675), (13, 4985775), (15, 4321005), (25, 2592603), (39, 1661925), (45, 1440335), (65, 997155), (75, 864201), (117, 553975), (195, 332385), (225, 288067), (325, 199431), (585, 110795), (975, 66477), (2925, 22159)]