651508648

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1$

素因数の和:267

約数の個数: 128

約数和(自身を含む): 1503774720

約数和(自身を除く): 852266072

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 53, 56, 62, 73, 97, 106, 124, 146, 194, 212, 217, 248, 292, 371, 388, 424, 434, 511, 584, 679, 742, 776, 868, 1022, 1358, 1484, 1643, 1736, 2044, 2263, 2716, 2968, 3007, 3286, 3869, 4088, 4526, 5141, 5432, 6014, 6572, 7081, 7738, 9052, 10282, 11501, 12028, 13144, 14162, 15476, 15841, 18104, 20564, 21049, 23002, 24056, 27083, 28324, 30952, 31682, 35987, 41128, 42098, 46004, 49567, 54166, 56648, 63364, 71974, 84196, 92008, 99134, 108332, 119939, 126728, 143948, 159371, 168392, 198268, 216664, 219511, 239878, 287896, 318742, 375293, 396536, 439022, 479756, 637484, 750586, 839573, 878044, 959512, 1115597, 1274968, 1501172, 1536577, 1679146, 1756088, 2231194, 2627051, 3002344, 3073154, 3358292, 4462388, 5254102, 6146308, 6716584, 8924776, 10508204, 11634083, 12292616, 21016408, 23268166, 46536332, 81438581, 93072664, 162877162, 325754324, 651508648]

約数ペア:

[(1, 651508648), (2, 325754324), (4, 162877162), (7, 93072664), (8, 81438581), (14, 46536332), (28, 23268166), (31, 21016408), (53, 12292616), (56, 11634083), (62, 10508204), (73, 8924776), (97, 6716584), (106, 6146308), (124, 5254102), (146, 4462388), (194, 3358292), (212, 3073154), (217, 3002344), (248, 2627051), (292, 2231194), (371, 1756088), (388, 1679146), (424, 1536577), (434, 1501172), (511, 1274968), (584, 1115597), (679, 959512), (742, 878044), (776, 839573), (868, 750586), (1022, 637484), (1358, 479756), (1484, 439022), (1643, 396536), (1736, 375293), (2044, 318742), (2263, 287896), (2716, 239878), (2968, 219511), (3007, 216664), (3286, 198268), (3869, 168392), (4088, 159371), (4526, 143948), (5141, 126728), (5432, 119939), (6014, 108332), (6572, 99134), (7081, 92008), (7738, 84196), (9052, 71974), (10282, 63364), (11501, 56648), (12028, 54166), (13144, 49567), (14162, 46004), (15476, 42098), (15841, 41128), (18104, 35987), (20564, 31682), (21049, 30952), (23002, 28324), (24056, 27083)]