49540480

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{227}}^1$

素因数の和:288

約数の個数: 128

約数和(自身を含む): 133954560

約数和(自身を除く): 84414080

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 32, 40, 44, 55, 62, 64, 80, 88, 110, 124, 128, 155, 160, 176, 220, 227, 248, 310, 320, 341, 352, 440, 454, 496, 620, 640, 682, 704, 880, 908, 992, 1135, 1240, 1364, 1408, 1705, 1760, 1816, 1984, 2270, 2480, 2497, 2728, 3410, 3520, 3632, 3968, 4540, 4960, 4994, 5456, 6820, 7037, 7040, 7264, 9080, 9920, 9988, 10912, 12485, 13640, 14074, 14528, 18160, 19840, 19976, 21824, 24970, 27280, 28148, 29056, 35185, 36320, 39952, 43648, 49940, 54560, 56296, 70370, 72640, 77407, 79904, 99880, 109120, 112592, 140740, 145280, 154814, 159808, 199760, 218240, 225184, 281480, 309628, 319616, 387035, 399520, 450368, 562960, 619256, 774070, 799040, 900736, 1125920, 1238512, 1548140, 1598080, 2251840, 2477024, 3096280, 4503680, 4954048, 6192560, 9908096, 12385120, 24770240, 49540480]

約数ペア:

[(1, 49540480), (2, 24770240), (4, 12385120), (5, 9908096), (8, 6192560), (10, 4954048), (11, 4503680), (16, 3096280), (20, 2477024), (22, 2251840), (31, 1598080), (32, 1548140), (40, 1238512), (44, 1125920), (55, 900736), (62, 799040), (64, 774070), (80, 619256), (88, 562960), (110, 450368), (124, 399520), (128, 387035), (155, 319616), (160, 309628), (176, 281480), (220, 225184), (227, 218240), (248, 199760), (310, 159808), (320, 154814), (341, 145280), (352, 140740), (440, 112592), (454, 109120), (496, 99880), (620, 79904), (640, 77407), (682, 72640), (704, 70370), (880, 56296), (908, 54560), (992, 49940), (1135, 43648), (1240, 39952), (1364, 36320), (1408, 35185), (1705, 29056), (1760, 28148), (1816, 27280), (1984, 24970), (2270, 21824), (2480, 19976), (2497, 19840), (2728, 18160), (3410, 14528), (3520, 14074), (3632, 13640), (3968, 12485), (4540, 10912), (4960, 9988), (4994, 9920), (5456, 9080), (6820, 7264), (7037, 7040)]