256487552

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{1747}}^1$

素因数の和:1829

約数の個数: 64

約数和(自身を含む): 542019840

約数和(自身を除く): 285532288

約数列:

[1, 2, 4, 8, 16, 31, 32, 37, 62, 64, 74, 124, 128, 148, 248, 296, 496, 592, 992, 1147, 1184, 1747, 1984, 2294, 2368, 3494, 3968, 4588, 4736, 6988, 9176, 13976, 18352, 27952, 36704, 54157, 55904, 64639, 73408, 108314, 111808, 129278, 146816, 216628, 223616, 258556, 433256, 517112, 866512, 1034224, 1733024, 2003809, 2068448, 3466048, 4007618, 4136896, 6932096, 8015236, 8273792, 16030472, 32060944, 64121888, 128243776, 256487552]

約数ペア:

[(1, 256487552), (2, 128243776), (4, 64121888), (8, 32060944), (16, 16030472), (31, 8273792), (32, 8015236), (37, 6932096), (62, 4136896), (64, 4007618), (74, 3466048), (124, 2068448), (128, 2003809), (148, 1733024), (248, 1034224), (296, 866512), (496, 517112), (592, 433256), (992, 258556), (1147, 223616), (1184, 216628), (1747, 146816), (1984, 129278), (2294, 111808), (2368, 108314), (3494, 73408), (3968, 64639), (4588, 55904), (4736, 54157), (6988, 36704), (9176, 27952), (13976, 18352)]