520050916

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{251}}^1$

素因数の和:342

約数の個数: 108

約数和(自身を含む): 1198129968

約数和(自身を除く): 678079052

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 31, 44, 49, 62, 77, 98, 124, 154, 196, 217, 251, 308, 341, 434, 502, 539, 682, 868, 961, 1004, 1078, 1364, 1519, 1757, 1922, 2156, 2387, 2761, 3038, 3514, 3844, 4774, 5522, 6076, 6727, 7028, 7781, 9548, 10571, 11044, 12299, 13454, 15562, 16709, 19327, 21142, 24598, 26908, 31124, 33418, 38654, 42284, 47089, 49196, 54467, 66836, 73997, 77308, 85591, 94178, 108934, 135289, 147994, 171182, 188356, 217868, 241211, 270578, 295988, 342364, 381269, 482422, 517979, 541156, 599137, 762538, 964844, 1035958, 1198274, 1525076, 1688477, 2071916, 2396548, 2653321, 3376954, 4193959, 5306642, 6753908, 8387918, 10613284, 11819339, 16775836, 18573247, 23638678, 37146494, 47277356, 74292988, 130012729, 260025458, 520050916]

約数ペア:

[(1, 520050916), (2, 260025458), (4, 130012729), (7, 74292988), (11, 47277356), (14, 37146494), (22, 23638678), (28, 18573247), (31, 16775836), (44, 11819339), (49, 10613284), (62, 8387918), (77, 6753908), (98, 5306642), (124, 4193959), (154, 3376954), (196, 2653321), (217, 2396548), (251, 2071916), (308, 1688477), (341, 1525076), (434, 1198274), (502, 1035958), (539, 964844), (682, 762538), (868, 599137), (961, 541156), (1004, 517979), (1078, 482422), (1364, 381269), (1519, 342364), (1757, 295988), (1922, 270578), (2156, 241211), (2387, 217868), (2761, 188356), (3038, 171182), (3514, 147994), (3844, 135289), (4774, 108934), (5522, 94178), (6076, 85591), (6727, 77308), (7028, 73997), (7781, 66836), (9548, 54467), (10571, 49196), (11044, 47089), (12299, 42284), (13454, 38654), (15562, 33418), (16709, 31124), (19327, 26908), (21142, 24598)]