20482571008

素因数分解:

$2^8\times {\mathrm{29}}^1\times {\mathrm{283}}^1\times {\mathrm{9749}}^1$

素因数の和:10077

約数の個数: 72

約数和(自身を含む): 42448770000

約数和(自身を除く): 21966198992

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 64, 116, 128, 232, 256, 283, 464, 566, 928, 1132, 1856, 2264, 3712, 4528, 7424, 8207, 9056, 9749, 16414, 18112, 19498, 32828, 36224, 38996, 65656, 72448, 77992, 131312, 155984, 262624, 282721, 311968, 525248, 565442, 623936, 1050496, 1130884, 1247872, 2100992, 2261768, 2495744, 2758967, 4523536, 5517934, 9047072, 11035868, 18094144, 22071736, 36188288, 44143472, 72376576, 80010043, 88286944, 160020086, 176573888, 320040172, 353147776, 640080344, 706295552, 1280160688, 2560321376, 5120642752, 10241285504, 20482571008]

約数ペア:

[(1, 20482571008), (2, 10241285504), (4, 5120642752), (8, 2560321376), (16, 1280160688), (29, 706295552), (32, 640080344), (58, 353147776), (64, 320040172), (116, 176573888), (128, 160020086), (232, 88286944), (256, 80010043), (283, 72376576), (464, 44143472), (566, 36188288), (928, 22071736), (1132, 18094144), (1856, 11035868), (2264, 9047072), (3712, 5517934), (4528, 4523536), (7424, 2758967), (8207, 2495744), (9056, 2261768), (9749, 2100992), (16414, 1247872), (18112, 1130884), (19498, 1050496), (32828, 623936), (36224, 565442), (38996, 525248), (65656, 311968), (72448, 282721), (77992, 262624), (131312, 155984)]