161489692

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1039}}^1$

素因数の和:1131

約数の個数: 72

約数和(自身を含む): 360185280

約数和(自身を除く): 198695588

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 61, 91, 98, 122, 182, 196, 244, 364, 427, 637, 793, 854, 1039, 1274, 1586, 1708, 2078, 2548, 2989, 3172, 4156, 5551, 5978, 7273, 11102, 11956, 13507, 14546, 22204, 27014, 29092, 38857, 50911, 54028, 63379, 77714, 94549, 101822, 126758, 155428, 189098, 203644, 253516, 378196, 443653, 661843, 823927, 887306, 1323686, 1647854, 1774612, 2647372, 3105571, 3295708, 5767489, 6211142, 11534978, 12422284, 23069956, 40372423, 80744846, 161489692]

約数ペア:

[(1, 161489692), (2, 80744846), (4, 40372423), (7, 23069956), (13, 12422284), (14, 11534978), (26, 6211142), (28, 5767489), (49, 3295708), (52, 3105571), (61, 2647372), (91, 1774612), (98, 1647854), (122, 1323686), (182, 887306), (196, 823927), (244, 661843), (364, 443653), (427, 378196), (637, 253516), (793, 203644), (854, 189098), (1039, 155428), (1274, 126758), (1586, 101822), (1708, 94549), (2078, 77714), (2548, 63379), (2989, 54028), (3172, 50911), (4156, 38857), (5551, 29092), (5978, 27014), (7273, 22204), (11102, 14546), (11956, 13507)]