686267968

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{619}}^1\times {\mathrm{1019}}^1$

素因数の和:1667

約数の個数: 56

約数和(自身を含む): 1445666400

約数和(自身を除く): 759398432

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 136, 272, 544, 619, 1019, 1088, 1238, 2038, 2476, 4076, 4952, 8152, 9904, 10523, 16304, 17323, 19808, 21046, 32608, 34646, 39616, 42092, 65216, 69292, 84184, 138584, 168368, 277168, 336736, 554336, 630761, 673472, 1108672, 1261522, 2523044, 5046088, 10092176, 10722937, 20184352, 21445874, 40368704, 42891748, 85783496, 171566992, 343133984, 686267968]

約数ペア:

[(1, 686267968), (2, 343133984), (4, 171566992), (8, 85783496), (16, 42891748), (17, 40368704), (32, 21445874), (34, 20184352), (64, 10722937), (68, 10092176), (136, 5046088), (272, 2523044), (544, 1261522), (619, 1108672), (1019, 673472), (1088, 630761), (1238, 554336), (2038, 336736), (2476, 277168), (4076, 168368), (4952, 138584), (8152, 84184), (9904, 69292), (10523, 65216), (16304, 42092), (17323, 39616), (19808, 34646), (21046, 32608)]