653037568

素因数分解:

$2^{12}\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1$

素因数の和:231

約数の個数: 104

約数和(自身を含む): 1394435840

約数和(自身を除く): 741398272

約数列:

[1, 2, 4, 8, 16, 31, 32, 37, 62, 64, 74, 124, 128, 139, 148, 248, 256, 278, 296, 496, 512, 556, 592, 992, 1024, 1112, 1147, 1184, 1984, 2048, 2224, 2294, 2368, 3968, 4096, 4309, 4448, 4588, 4736, 5143, 7936, 8618, 8896, 9176, 9472, 10286, 15872, 17236, 17792, 18352, 18944, 20572, 31744, 34472, 35584, 36704, 37888, 41144, 63488, 68944, 71168, 73408, 75776, 82288, 126976, 137888, 142336, 146816, 151552, 159433, 164576, 275776, 284672, 293632, 318866, 329152, 551552, 569344, 587264, 637732, 658304, 1103104, 1174528, 1275464, 1316608, 2206208, 2349056, 2550928, 2633216, 4412416, 4698112, 5101856, 5266432, 8824832, 10203712, 10532864, 17649664, 20407424, 21065728, 40814848, 81629696, 163259392, 326518784, 653037568]

約数ペア:

[(1, 653037568), (2, 326518784), (4, 163259392), (8, 81629696), (16, 40814848), (31, 21065728), (32, 20407424), (37, 17649664), (62, 10532864), (64, 10203712), (74, 8824832), (124, 5266432), (128, 5101856), (139, 4698112), (148, 4412416), (248, 2633216), (256, 2550928), (278, 2349056), (296, 2206208), (496, 1316608), (512, 1275464), (556, 1174528), (592, 1103104), (992, 658304), (1024, 637732), (1112, 587264), (1147, 569344), (1184, 551552), (1984, 329152), (2048, 318866), (2224, 293632), (2294, 284672), (2368, 275776), (3968, 164576), (4096, 159433), (4309, 151552), (4448, 146816), (4588, 142336), (4736, 137888), (5143, 126976), (7936, 82288), (8618, 75776), (8896, 73408), (9176, 71168), (9472, 68944), (10286, 63488), (15872, 41144), (17236, 37888), (17792, 36704), (18352, 35584), (18944, 34472), (20572, 31744)]