8565580925

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{491}}^1$

素因数の和:675

約数の個数: 72

約数和(自身を含む): 12008814720

約数和(自身を除く): 3443233795

約数列:

[1, 5, 11, 25, 55, 73, 79, 121, 275, 365, 395, 491, 605, 803, 869, 1825, 1975, 2455, 3025, 4015, 4345, 5401, 5767, 8833, 9559, 12275, 20075, 21725, 27005, 28835, 35843, 38789, 44165, 47795, 59411, 63437, 135025, 144175, 179215, 193945, 220825, 238975, 297055, 317185, 394273, 426679, 697807, 896075, 969725, 1485275, 1585925, 1971365, 2133395, 2831597, 3489035, 4337003, 4693469, 9856825, 10666975, 14157985, 17445175, 21685015, 23467345, 31147567, 70789925, 108425075, 117336725, 155737835, 342623237, 778689175, 1713116185, 8565580925]

約数ペア:

[(1, 8565580925), (5, 1713116185), (11, 778689175), (25, 342623237), (55, 155737835), (73, 117336725), (79, 108425075), (121, 70789925), (275, 31147567), (365, 23467345), (395, 21685015), (491, 17445175), (605, 14157985), (803, 10666975), (869, 9856825), (1825, 4693469), (1975, 4337003), (2455, 3489035), (3025, 2831597), (4015, 2133395), (4345, 1971365), (5401, 1585925), (5767, 1485275), (8833, 969725), (9559, 896075), (12275, 697807), (20075, 426679), (21725, 394273), (27005, 317185), (28835, 297055), (35843, 238975), (38789, 220825), (44165, 193945), (47795, 179215), (59411, 144175), (63437, 135025)]