643522304

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{619}}^1$

素因数の和:797

約数の個数: 72

約数和(自身を含む): 1338247680

約数和(自身を除く): 694725376

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 131, 248, 256, 262, 496, 524, 619, 992, 1048, 1238, 1984, 2096, 2476, 3968, 4061, 4192, 4952, 7936, 8122, 8384, 9904, 16244, 16768, 19189, 19808, 32488, 33536, 38378, 39616, 64976, 76756, 79232, 81089, 129952, 153512, 158464, 162178, 259904, 307024, 324356, 519808, 614048, 648712, 1039616, 1228096, 1297424, 2456192, 2513759, 2594848, 4912384, 5027518, 5189696, 10055036, 10379392, 20110072, 20758784, 40220144, 80440288, 160880576, 321761152, 643522304]

約数ペア:

[(1, 643522304), (2, 321761152), (4, 160880576), (8, 80440288), (16, 40220144), (31, 20758784), (32, 20110072), (62, 10379392), (64, 10055036), (124, 5189696), (128, 5027518), (131, 4912384), (248, 2594848), (256, 2513759), (262, 2456192), (496, 1297424), (524, 1228096), (619, 1039616), (992, 648712), (1048, 614048), (1238, 519808), (1984, 324356), (2096, 307024), (2476, 259904), (3968, 162178), (4061, 158464), (4192, 153512), (4952, 129952), (7936, 81089), (8122, 79232), (8384, 76756), (9904, 64976), (16244, 39616), (16768, 38378), (19189, 33536), (19808, 32488)]