2531679488

素因数分解:

$2^8\times {\mathrm{13}}^2\times {\mathrm{163}}^1\times {\mathrm{359}}^1$

素因数の和:564

約数の個数: 108

約数和(自身を含む): 5521007520

約数和(自身を除く): 2989328032

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 163, 169, 208, 256, 326, 338, 359, 416, 652, 676, 718, 832, 1304, 1352, 1436, 1664, 2119, 2608, 2704, 2872, 3328, 4238, 4667, 5216, 5408, 5744, 8476, 9334, 10432, 10816, 11488, 16952, 18668, 20864, 21632, 22976, 27547, 33904, 37336, 41728, 43264, 45952, 55094, 58517, 60671, 67808, 74672, 91904, 110188, 117034, 121342, 135616, 149344, 220376, 234068, 242684, 271232, 298688, 440752, 468136, 485368, 542464, 597376, 760721, 881504, 936272, 970736, 1194752, 1521442, 1763008, 1872544, 1941472, 3042884, 3526016, 3745088, 3882944, 6085768, 7052032, 7490176, 7765888, 9889373, 12171536, 14980352, 15531776, 19778746, 24343072, 39557492, 48686144, 79114984, 97372288, 158229968, 194744576, 316459936, 632919872, 1265839744, 2531679488]

約数ペア:

[(1, 2531679488), (2, 1265839744), (4, 632919872), (8, 316459936), (13, 194744576), (16, 158229968), (26, 97372288), (32, 79114984), (52, 48686144), (64, 39557492), (104, 24343072), (128, 19778746), (163, 15531776), (169, 14980352), (208, 12171536), (256, 9889373), (326, 7765888), (338, 7490176), (359, 7052032), (416, 6085768), (652, 3882944), (676, 3745088), (718, 3526016), (832, 3042884), (1304, 1941472), (1352, 1872544), (1436, 1763008), (1664, 1521442), (2119, 1194752), (2608, 970736), (2704, 936272), (2872, 881504), (3328, 760721), (4238, 597376), (4667, 542464), (5216, 485368), (5408, 468136), (5744, 440752), (8476, 298688), (9334, 271232), (10432, 242684), (10816, 234068), (11488, 220376), (16952, 149344), (18668, 135616), (20864, 121342), (21632, 117034), (22976, 110188), (27547, 91904), (33904, 74672), (37336, 67808), (41728, 60671), (43264, 58517), (45952, 55094)]