13251260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:147

約数の個数: 96

約数和(自身を含む): 32901120

約数和(自身を除く): 19649860

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 31, 44, 55, 58, 62, 67, 110, 116, 124, 134, 145, 155, 220, 268, 290, 310, 319, 335, 341, 580, 620, 638, 670, 682, 737, 899, 1276, 1340, 1364, 1474, 1595, 1705, 1798, 1943, 2077, 2948, 3190, 3410, 3596, 3685, 3886, 4154, 4495, 6380, 6820, 7370, 7772, 8308, 8990, 9715, 9889, 10385, 14740, 17980, 19430, 19778, 20770, 21373, 22847, 38860, 39556, 41540, 42746, 45694, 49445, 60233, 85492, 91388, 98890, 106865, 114235, 120466, 197780, 213730, 228470, 240932, 301165, 427460, 456940, 602330, 662563, 1204660, 1325126, 2650252, 3312815, 6625630, 13251260]

約数ペア:

[(1, 13251260), (2, 6625630), (4, 3312815), (5, 2650252), (10, 1325126), (11, 1204660), (20, 662563), (22, 602330), (29, 456940), (31, 427460), (44, 301165), (55, 240932), (58, 228470), (62, 213730), (67, 197780), (110, 120466), (116, 114235), (124, 106865), (134, 98890), (145, 91388), (155, 85492), (220, 60233), (268, 49445), (290, 45694), (310, 42746), (319, 41540), (335, 39556), (341, 38860), (580, 22847), (620, 21373), (638, 20770), (670, 19778), (682, 19430), (737, 17980), (899, 14740), (1276, 10385), (1340, 9889), (1364, 9715), (1474, 8990), (1595, 8308), (1705, 7772), (1798, 7370), (1943, 6820), (2077, 6380), (2948, 4495), (3190, 4154), (3410, 3886), (3596, 3685)]