42104810

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{197}}^1$

素因数の和:311

約数の個数: 64

約数和(自身を含む): 87246720

約数和(自身を除く): 45141910

約数列:

[1, 2, 5, 10, 11, 22, 29, 55, 58, 67, 110, 134, 145, 197, 290, 319, 335, 394, 638, 670, 737, 985, 1474, 1595, 1943, 1970, 2167, 3190, 3685, 3886, 4334, 5713, 7370, 9715, 10835, 11426, 13199, 19430, 21373, 21670, 26398, 28565, 42746, 57130, 62843, 65995, 106865, 125686, 131990, 145189, 213730, 290378, 314215, 382771, 628430, 725945, 765542, 1451890, 1913855, 3827710, 4210481, 8420962, 21052405, 42104810]

約数ペア:

[(1, 42104810), (2, 21052405), (5, 8420962), (10, 4210481), (11, 3827710), (22, 1913855), (29, 1451890), (55, 765542), (58, 725945), (67, 628430), (110, 382771), (134, 314215), (145, 290378), (197, 213730), (290, 145189), (319, 131990), (335, 125686), (394, 106865), (638, 65995), (670, 62843), (737, 57130), (985, 42746), (1474, 28565), (1595, 26398), (1943, 21670), (1970, 21373), (2167, 19430), (3190, 13199), (3685, 11426), (3886, 10835), (4334, 9715), (5713, 7370)]