202899712

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{691}}^1$

素因数の和:775

約数の個数: 72

約数和(自身を含む): 429992192

約数和(自身を除く): 227092480

約数列:

[1, 2, 4, 8, 16, 31, 32, 37, 62, 64, 74, 124, 128, 148, 248, 256, 296, 496, 592, 691, 992, 1147, 1184, 1382, 1984, 2294, 2368, 2764, 3968, 4588, 4736, 5528, 7936, 9176, 9472, 11056, 18352, 21421, 22112, 25567, 36704, 42842, 44224, 51134, 73408, 85684, 88448, 102268, 146816, 171368, 176896, 204536, 293632, 342736, 409072, 685472, 792577, 818144, 1370944, 1585154, 1636288, 2741888, 3170308, 3272576, 5483776, 6340616, 6545152, 12681232, 25362464, 50724928, 101449856, 202899712]

約数ペア:

[(1, 202899712), (2, 101449856), (4, 50724928), (8, 25362464), (16, 12681232), (31, 6545152), (32, 6340616), (37, 5483776), (62, 3272576), (64, 3170308), (74, 2741888), (124, 1636288), (128, 1585154), (148, 1370944), (248, 818144), (256, 792577), (296, 685472), (496, 409072), (592, 342736), (691, 293632), (992, 204536), (1147, 176896), (1184, 171368), (1382, 146816), (1984, 102268), (2294, 88448), (2368, 85684), (2764, 73408), (3968, 51134), (4588, 44224), (4736, 42842), (5528, 36704), (7936, 25567), (9176, 22112), (9472, 21421), (11056, 18352)]