205994752

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{257}}^1$

素因数の和:405

約数の個数: 72

約数和(自身を含む): 430319232

約数和(自身を除く): 224324480

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 101, 124, 128, 202, 248, 256, 257, 404, 496, 514, 808, 992, 1028, 1616, 1984, 2056, 3131, 3232, 3968, 4112, 6262, 6464, 7936, 7967, 8224, 12524, 12928, 15934, 16448, 25048, 25856, 25957, 31868, 32896, 50096, 51914, 63736, 65792, 100192, 103828, 127472, 200384, 207656, 254944, 400768, 415312, 509888, 801536, 804667, 830624, 1019776, 1609334, 1661248, 2039552, 3218668, 3322496, 6437336, 6644992, 12874672, 25749344, 51498688, 102997376, 205994752]

約数ペア:

[(1, 205994752), (2, 102997376), (4, 51498688), (8, 25749344), (16, 12874672), (31, 6644992), (32, 6437336), (62, 3322496), (64, 3218668), (101, 2039552), (124, 1661248), (128, 1609334), (202, 1019776), (248, 830624), (256, 804667), (257, 801536), (404, 509888), (496, 415312), (514, 400768), (808, 254944), (992, 207656), (1028, 200384), (1616, 127472), (1984, 103828), (2056, 100192), (3131, 65792), (3232, 63736), (3968, 51914), (4112, 50096), (6262, 32896), (6464, 31868), (7936, 25957), (7967, 25856), (8224, 25048), (12524, 16448), (12928, 15934)]