505745408

素因数分解:

$2^{12}\times 7^1\times {\mathrm{31}}^1\times {\mathrm{569}}^1$

素因数の和:631

約数の個数: 104

約数和(自身を含む): 1195230720

約数和(自身を除く): 689485312

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 128, 217, 224, 248, 256, 434, 448, 496, 512, 569, 868, 896, 992, 1024, 1138, 1736, 1792, 1984, 2048, 2276, 3472, 3584, 3968, 3983, 4096, 4552, 6944, 7168, 7936, 7966, 9104, 13888, 14336, 15872, 15932, 17639, 18208, 27776, 28672, 31744, 31864, 35278, 36416, 55552, 63488, 63728, 70556, 72832, 111104, 123473, 126976, 127456, 141112, 145664, 222208, 246946, 254912, 282224, 291328, 444416, 493892, 509824, 564448, 582656, 888832, 987784, 1019648, 1128896, 1165312, 1975568, 2039296, 2257792, 2330624, 3951136, 4078592, 4515584, 7902272, 8157184, 9031168, 15804544, 16314368, 18062336, 31609088, 36124672, 63218176, 72249344, 126436352, 252872704, 505745408]

約数ペア:

[(1, 505745408), (2, 252872704), (4, 126436352), (7, 72249344), (8, 63218176), (14, 36124672), (16, 31609088), (28, 18062336), (31, 16314368), (32, 15804544), (56, 9031168), (62, 8157184), (64, 7902272), (112, 4515584), (124, 4078592), (128, 3951136), (217, 2330624), (224, 2257792), (248, 2039296), (256, 1975568), (434, 1165312), (448, 1128896), (496, 1019648), (512, 987784), (569, 888832), (868, 582656), (896, 564448), (992, 509824), (1024, 493892), (1138, 444416), (1736, 291328), (1792, 282224), (1984, 254912), (2048, 246946), (2276, 222208), (3472, 145664), (3584, 141112), (3968, 127456), (3983, 126976), (4096, 123473), (4552, 111104), (6944, 72832), (7168, 70556), (7936, 63728), (7966, 63488), (9104, 55552), (13888, 36416), (14336, 35278), (15872, 31864), (15932, 31744), (17639, 28672), (18208, 27776)]